Radeon RX 7950 XT vs H800 SXM5

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureHopper (2022−2023)RDNA 3.0 (2022−2024)
GPU code nameGH100Navi 31
Market segmentWorkstationDesktop
Release date21 March 2023 (1 year ago)no data (2024 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores168965376
Core clock speed1095 MHz2000 MHz
Boost clock speed1755 MHz3000 MHz
Number of transistors80,000 million57,700 million
Manufacturing process technology4 nm5 nm
Power consumption (TDP)700 Watt300 Watt
Texture fill rate926.61,008
Floating-point processing power59.3 TFLOPS64.51 TFLOPS
ROPs24192
TMUs528336
Tensor Cores528no data
Ray Tracing Coresno data84

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

InterfacePCIe 5.0 x16PCIe 4.0 x16
Lengthno data276 mm
WidthSXM Module2-slot
Supplementary power connectors8-pin EPS2x 8-pin

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeHBM3GDDR6
Maximum RAM amount80 GB20 GB
Memory bus width5120 Bit320 Bit
Memory clock speed1313 MHz2500 MHz
Memory bandwidth1,681 GB/s800.0 GB/s

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display ConnectorsNo outputs1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
HDMI-+

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectXN/A12 Ultimate (12_2)
Shader ModelN/A6.7
OpenGLN/A4.6
OpenCL3.02.2
VulkanN/A1.3
CUDA9.0-

Pros & cons summary


Maximum RAM amount 80 GB 20 GB
Chip lithography 4 nm 5 nm
Power consumption (TDP) 700 Watt 300 Watt

H800 SXM5 has a 300% higher maximum VRAM amount, and a 25% more advanced lithography process.

RX 7950 XT, on the other hand, has 133.3% lower power consumption.

We couldn't decide between H800 SXM5 and Radeon RX 7950 XT. We've got no test results to judge.

Be aware that H800 SXM5 is a workstation graphics card while Radeon RX 7950 XT is a desktop one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


NVIDIA H800 SXM5
H800 SXM5
AMD Radeon RX 7950 XT
Radeon RX 7950 XT

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


4.3 6 votes

Rate H800 SXM5 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.3 48 votes

Rate Radeon RX 7950 XT on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.