GeForce RTX 5090 vs H800 SXM5

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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)Blackwell 2.0 (2025)
GPU code nameGH100GB202
Market segmentWorkstationDesktop
Release date21 March 2023 (1 year ago)2025

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 cores1689621760
Core clock speed1095 MHz2235 MHz
Boost clock speed1755 MHz2520 MHz
Number of transistors80,000 millionno data
Manufacturing process technology4 nm0 nm
Power consumption (TDP)700 Watt500 Watt
Texture fill rate926.61,714
Floating-point processing power59.3 TFLOPS109.7 TFLOPS
ROPs24192
TMUs528680
Tensor Cores528680
Ray Tracing Coresno data170

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 5.0 x16
Lengthno data304 mm
WidthSXM Module3-slot
Supplementary power connectors8-pin EPS1x 16-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 typeHBM3GDDR7
Maximum RAM amount80 GB32 GB
Memory bus width5120 Bit512 Bit
Memory clock speed1313 MHz1750 MHz
Memory bandwidth1,681 GB/s1.42 TB/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 2.1, 3x DisplayPort 1.4a
HDMI-+

API compatibility

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

DirectXN/A12 Ultimate (12_2)
Shader ModelN/A6.8
OpenGLN/A4.6
OpenCL3.03.0
VulkanN/A1.3
CUDA9.010.1

Pros & cons summary


Maximum RAM amount 80 GB 32 GB
Power consumption (TDP) 700 Watt 500 Watt

H800 SXM5 has a 150% higher maximum VRAM amount.

RTX 5090, on the other hand, has 40% lower power consumption.

We couldn't decide between H800 SXM5 and GeForce RTX 5090. We've got no test results to judge.

Be aware that H800 SXM5 is a workstation graphics card while GeForce RTX 5090 is a desktop one.


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

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NVIDIA H800 SXM5
H800 SXM5
NVIDIA GeForce RTX 5090
GeForce RTX 5090

Comparisons with similar GPUs

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Community ratings

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4.3 6 votes

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3.8 199 votes

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Questions & comments

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