CMP 30HX vs Radeon RX 6900 XTX

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Primary details

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

Place in the rankingnot rated257
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data21.51
Power efficiencyno data11.77
ArchitectureRDNA 2.0 (2020−2024)Turing (2018−2022)
GPU code nameNavi 21TU116
Market segmentDesktopWorkstation
Release date28 October 2020 (4 years ago)25 February 2021 (3 years ago)
Launch price (MSRP)no data$799

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores51201408
Core clock speed2075 MHz1530 MHz
Boost clock speed2435 MHz1785 MHz
Number of transistors26,800 million6,600 million
Manufacturing process technology7 nm12 nm
Power consumption (TDP)330 Watt125 Watt
Texture fill rate779.2157.1
Floating-point processing power24.93 TFLOPS5.027 TFLOPS
ROPs12848
TMUs32088
Ray Tracing Cores80no data

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 4.0 x16PCIe 3.0 x4
Length267 mm229 mm
Width2-slot2-slot
Supplementary power connectors2x 8-pin1x 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 typeGDDR6GDDR6
Maximum RAM amount16 GB6 GB
Memory bus width256 Bit192 Bit
Memory clock speed2250 MHz1750 MHz
Memory bandwidth576.0 GB/s336.0 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 Connectors1x HDMI 2.1, 2x DisplayPort 1.4a, 1x USB Type-CNo outputs
HDMI+-

API compatibility

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

DirectX12 Ultimate (12_2)12 (12_1)
Shader Model6.76.6
OpenGL4.64.6
OpenCL2.13.0
Vulkan1.31.2
CUDA-7.5

Pros & cons summary


Recency 28 October 2020 25 February 2021
Maximum RAM amount 16 GB 6 GB
Chip lithography 7 nm 12 nm
Power consumption (TDP) 330 Watt 125 Watt

RX 6900 XTX has a 166.7% higher maximum VRAM amount, and a 71.4% more advanced lithography process.

CMP 30HX, on the other hand, has an age advantage of 3 months, and 164% lower power consumption.

We couldn't decide between Radeon RX 6900 XTX and CMP 30HX. We've got no test results to judge.

Be aware that Radeon RX 6900 XTX is a desktop card while CMP 30HX is a workstation 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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AMD Radeon RX 6900 XTX
Radeon RX 6900 XTX
NVIDIA CMP 30HX
CMP 30HX

Comparisons with similar GPUs

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Community ratings

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3.2 124 votes

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3.8 30 votes

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Questions & comments

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