Sapphire Pulse Radeon RX 9070
Sapphire Pure Radeon RX 9070 XT

Sapphire Pulse Radeon RX 9070 Sapphire Pure Radeon RX 9070 XT

Common Features

  • Both cards have a GPU memory speed of 2518 MHz.
  • Both cards feature 128 render output units (ROPs).
  • Double Precision Floating Point (DPFP) is supported on both cards.
  • Both cards have an effective memory speed of 20000 MHz.
  • Both cards have a maximum memory bandwidth of 644.6 GB/s.
  • Both cards come with 16GB of VRAM.
  • Both cards use GDDR6 memory.
  • Both cards have a 256-bit memory bus width.
  • ECC memory is supported on both cards.
  • Both cards support DirectX 12 Ultimate.
  • Both cards support OpenGL version 4.6.
  • Both cards support OpenCL version 2.2.
  • Multi-display technology is supported on both cards.
  • Ray tracing is supported on both cards.
  • 3D support is available on both cards.
  • DLSS is not supported on either card.
  • FSR4 is available on both cards.
  • Both cards have 2 HDMI ports and 2 DisplayPort outputs, no USB-C or DVI outputs.
  • Both cards use HDMI version 2.1b.
  • Both cards are built on the RDNA 4.0 GPU architecture.
  • Both cards use PCIe version 5.
  • Both cards feature 53900 million transistors.
  • Neither card has air-water cooling.
  • Both cards have a height of 120.3 mm.

Main Differences

  • GPU base clock speed is 1330 MHz on Sapphire Pulse Radeon RX 9070 and 1660 MHz on Sapphire Pure Radeon RX 9070 XT.
  • GPU turbo clock speed is 2520 MHz on Sapphire Pulse Radeon RX 9070 and 3010 MHz on Sapphire Pure Radeon RX 9070 XT.
  • Pixel rate is 322.6 GPixel/s on Sapphire Pulse Radeon RX 9070 and 385.3 GPixel/s on Sapphire Pure Radeon RX 9070 XT.
  • Floating-point performance is 36.13 TFLOPS on Sapphire Pulse Radeon RX 9070 and 49.32 TFLOPS on Sapphire Pure Radeon RX 9070 XT.
  • Texture rate is 564.5 GTexels/s on Sapphire Pulse Radeon RX 9070 and 770.6 GTexels/s on Sapphire Pure Radeon RX 9070 XT.
  • Shading units number 3584 on Sapphire Pulse Radeon RX 9070 and 4096 on Sapphire Pure Radeon RX 9070 XT.
  • Texture mapping units (TMUs) total 224 on Sapphire Pulse Radeon RX 9070 and 256 on Sapphire Pure Radeon RX 9070 XT.
  • RGB lighting is present on Sapphire Pure Radeon RX 9070 XT but not available on Sapphire Pulse Radeon RX 9070.
  • Thermal Design Power (TDP) is 220W on Sapphire Pulse Radeon RX 9070 and 317W on Sapphire Pure Radeon RX 9070 XT.
  • Semiconductor size is 5 nm on Sapphire Pulse Radeon RX 9070 and 4 nm on Sapphire Pure Radeon RX 9070 XT.
  • Card width is 280 mm on Sapphire Pulse Radeon RX 9070 and 320 mm on Sapphire Pure Radeon RX 9070 XT.
Specs Comparison
Sapphire Pulse Radeon RX 9070

Sapphire Pulse Radeon RX 9070

Sapphire Pure Radeon RX 9070 XT

Sapphire Pure Radeon RX 9070 XT

Performance:
GPU clock speed 1330 MHz 1660 MHz
GPU turbo 2520 MHz 3010 MHz
pixel rate 322.6 GPixel/s 385.3 GPixel/s
floating-point performance 36.13 TFLOPS 49.32 TFLOPS
texture rate 564.5 GTexels/s 770.6 GTexels/s
GPU memory speed 2518 MHz 2518 MHz
shading units 3584 4096
texture mapping units (TMUs) 224 256
render output units (ROPs) 128 128
Has Double Precision Floating Point (DPFP)

The core performance gap between these two cards is substantial and consistent across every compute metric. The Sapphire Pure Radeon RX 9070 XT delivers 49.32 TFLOPS of floating-point performance against the RX 9070's 36.13 TFLOPS — a roughly 36% advantage that stems directly from a larger shader array (4096 vs 3584 shading units) and a meaningfully higher GPU turbo clock (3010 MHz vs 2520 MHz). That combination of more execution units running at a higher sustained frequency is what drives the XT ahead in raw throughput. The texture rate follows the same pattern: 770.6 GTexels/s vs 564.5 GTexels/s, which translates to faster texture filtering in complex scenes with high geometric density or heavy use of high-resolution assets.

Where the two cards are genuinely equal is at the memory interface level. Both operate at an identical GPU memory speed of 2518 MHz, and crucially, both share the same 128 ROPs, meaning their pixel write throughput is tied. This is an important nuance: the XT's higher pixel rate (385.3 vs 322.6 GPixel/s) comes purely from the clock speed advantage, not from a wider ROP backend. In practice, this means the ROP stage is less likely to be a bottleneck differentiator between them — workloads that are ROP-bound will close the gap, while shader- or texture-bound workloads will feel the full weight of the XT's lead. Both cards also support Double Precision Floating Point (DPFP), which matters for compute workloads like simulation or scientific tasks, where this parity means neither has an edge over the other in that specific use case.

Overall, the RX 9070 XT has a clear and consistent performance advantage in this group. Its edge is not marginal — a ~36% lead in floating-point throughput and ~37% in texture rate represents a significant step up in rendering horsepower. The RX 9070 is not weak, but buyers who prioritize maximum GPU compute and rendering performance should look to the XT, while those for whom the base RX 9070's output is sufficient may find the delta unwarranted depending on price.

Memory:
effective memory speed 20000 MHz 20000 MHz
maximum memory bandwidth 644.6 GB/s 644.6 GB/s
VRAM 16GB 16GB
GDDR version GDDR6 GDDR6
memory bus width 256-bit 256-bit
Supports ECC memory

On paper, memory is where these two cards become indistinguishable. Every single specification in this group — 16GB GDDR6, a 256-bit bus, 20000 MHz effective memory speed, and 644.6 GB/s of bandwidth — is identical between the RX 9070 and the RX 9070 XT. This is not a minor overlap; it means the entire memory subsystem is shared, and neither card can claim any advantage in how quickly it moves data to and from its frame buffer.

The practical significance of this parity is worth dwelling on. A 644.6 GB/s bandwidth ceiling applies equally to both, so in memory-bandwidth-bound scenarios — such as very high resolutions, large texture sets, or compute workloads that stress data throughput — the two cards will behave identically. The 16GB VRAM allocation is also the same, meaning both handle the same maximum asset loads and neither has headroom over the other for future memory-hungry titles or professional tasks. The shared support for ECC memory is a notable feature for compute and workstation use cases, where data integrity matters, and again, it offers no differentiation between the two.

This group is a definitive tie. The memory configuration appears to be a common platform shared across both cards, with performance differentiation pushed entirely onto the GPU compute side. Buyers should not expect memory to be a deciding factor between these two products — the choice will hinge on other specification groups entirely.

Features:
DirectX version DirectX 12 Ultimate DirectX 12 Ultimate
OpenGL version 4.6 4.6
OpenCL version 2.2 2.2
Supports multi-display technology
supports ray tracing
Supports 3D
supports DLSS
has FSR4
has XeSS (XMX)
AMD SAM / Intel Resizable BAR AMD SAM AMD SAM
has LHR
has RGB lighting
supported displays 4 4

Functionally, these two cards are nearly identical in terms of features. Both support DirectX 12 Ultimate and ray tracing, placing them on equal footing for modern gaming workloads that leverage hardware-accelerated lighting and reflections. Both also include FSR4 — AMD's latest upscaling technology — while neither supports DLSS or XeSS, which is expected given their AMD architecture. For users building AMD-centric systems, AMD SAM (Smart Access Memory) support on both cards enables the CPU to access the full VRAM pool, a feature that can yield meaningful performance gains in compatible platforms. Multi-display support up to 4 screens is shared as well, making both equally capable as multi-monitor workstation or gaming setups.

The only differentiator in this entire group is purely aesthetic: the RX 9070 XT includes RGB lighting, while the RX 9070 does not. For builders who prioritize a coordinated look inside a windowed case, this gives the XT a minor edge in personalization. It carries no functional or performance implication whatsoever.

As a result, this group is essentially a tie on all meaningful features. The RX 9070 XT's RGB lighting is the sole distinction, and its relevance depends entirely on the buyer's aesthetic preferences rather than any technical consideration. Anyone choosing between these two cards based on software features, API support, or display capability will find no reason to favor one over the other here.

Ports:
has an HDMI output
HDMI ports 2 2
HDMI version HDMI 2.1b HDMI 2.1b
DisplayPort outputs 2 2
USB-C ports 0 0
DVI outputs 0 0
mini DisplayPort outputs 0 0

Both cards offer an identical port configuration: 2x HDMI 2.1b and 2x DisplayPort, totaling four outputs — which aligns with the four-display limit noted in the Features group. The presence of HDMI 2.1b on both is worth highlighting, as this version supports up to 4K at high refresh rates and 8K output, making either card a capable choice for users pairing with high-end monitors or modern TVs without needing an adapter.

Neither card offers a USB-C output, which means users who rely on USB-C to DisplayPort cables or who connect to monitors without a dedicated DisplayPort or HDMI input will need an active adapter. This applies equally to both, so it is a shared limitation rather than a differentiator. The absence of legacy DVI or mini DisplayPort outputs is similarly shared and reflects the current industry direction away from older connector standards.

This group is a complete tie — the port layout is identical in every respect. Connectivity will not factor into a decision between these two cards.

General info:
GPU architecture RDNA 4.0 RDNA 4.0
release date March 2025 March 2025
Thermal Design Power (TDP) 220W 317W
PCI Express (PCIe) version 5 5
semiconductor size 5 nm 4 nm
number of transistors 53900 million 53900 million
Has air-water cooling
width 280 mm 320 mm
height 120.3 mm 120.3 mm

Both cards are built on the same RDNA 4.0 architecture and share an identical transistor count of 53,900 million, which confirms they are derived from the same fundamental GPU design. The key physical divergence is in process node: the RX 9070 uses a 5 nm process while the RX 9070 XT steps down to 4 nm. A smaller node generally allows for higher clock speeds or better power efficiency at equivalent performance — which aligns with the XT's higher turbo clocks seen in the Performance group, achieved on the same transistor budget.

The power draw gap is significant and worth careful consideration. The RX 9070's 220W TDP versus the XT's 317W represents a 97W difference — nearly 44% more power demanded by the XT. This has real system-level implications: the XT will require a more robust PSU, will generate considerably more heat, and will demand better case airflow to maintain stable thermals. Neither card offers liquid cooling in this configuration, so thermal management falls entirely on the air cooler. For users in compact cases or on tighter power budgets, the RX 9070's lower TDP is a meaningful practical advantage.

Physically, the XT is also 40 mm longer (320 mm vs 280 mm), which could be a fitment concern in smaller mid-tower or mini-ITX cases. Height is identical at 120.3 mm, so slot clearance is a non-issue. Both use PCIe 5.0, ensuring forward compatibility with current and near-future platforms. Overall, the RX 9070 holds a clear advantage in this group for system builders who prioritize power efficiency, thermal headroom, or case compatibility — while the XT's higher TDP and larger footprint are the direct cost of its performance gains.

Comparison Summary & Verdict

This is a specification comparison between Sapphire Pulse Radeon RX 9070 and Sapphire Pure Radeon RX 9070 XT. Both products share a GPU memory speed of 2518 MHz, 16GB of VRAM, and support DirectX 12 Ultimate. However, the GPU clock speed is 1330 MHz on the Pulse and 1660 MHz on the XT, while the Thermal Design Power (TDP) is 220W on the Pulse and 317W on the XT. The XT also offers RGB lighting, which is absent on the Pulse, and features more shading units (4096 versus 3584). Additionally, the XT has a smaller semiconductor size of 4 nm compared to the Pulse's 5 nm.