Radeon RX 7700 vs H100 CNX

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Primary details

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

Place in the rankingnot rated40
Place by popularitynot in top-100not in top-100
Power efficiencyno data20.00
ArchitectureHopper (2022−2023)RDNA 3.0 (2022−2024)
GPU code nameGH100Navi 32
Market segmentWorkstationDesktop
Release date21 March 2023 (1 year ago)2023 (1 year ago)
Launch price (MSRP)no data$479

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 cores145923072
Core clock speed690 MHz1900 MHz
Boost clock speed1845 MHz2600 MHz
Number of transistors80,000 million28,100 million
Manufacturing process technology4 nm5 nm
Power consumption (TDP)350 Watt200 Watt
Texture fill rate841.3499.2
Floating-point processing power53.84 TFLOPS31.95 TFLOPS
ROPs2496
TMUs456192
Tensor Cores456no data
Ray Tracing Coresno data48

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
Length267 mm267 mm
Width2-slot2-slot
Supplementary power connectors8-pin EPS1x 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 typeHBM2eGDDR6
Maximum RAM amount80 GB12 GB
Memory bus width5120 Bit192 Bit
Memory clock speed1593 MHz2250 MHz
Memory bandwidth2,039 GB/s432.0 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 12 GB
Chip lithography 4 nm 5 nm
Power consumption (TDP) 350 Watt 200 Watt

H100 CNX has a 566.7% higher maximum VRAM amount, and a 25% more advanced lithography process.

RX 7700, on the other hand, has 75% lower power consumption.

We couldn't decide between H100 CNX and Radeon RX 7700. We've got no test results to judge.

Be aware that H100 CNX is a workstation graphics card while Radeon RX 7700 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 H100 CNX
H100 CNX
AMD Radeon RX 7700
Radeon RX 7700

Comparisons with similar GPUs

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Community ratings

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4 1 vote

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3.5 19 votes

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Questions & comments

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