Radeon RX 6700 vs Tesla K20X

Primary details

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

Place in the rankingnot rated58
Place by popularitynot in top-100not in top-100
Power efficiencyno data19.96
ArchitectureKepler (2012−2018)RDNA 2.0 (2020−2024)
GPU code nameGK110Navi 22
Market segmentWorkstationDesktop
Release date12 November 2012 (12 years ago)9 June 2021 (3 years ago)
Launch price (MSRP)$7,699 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 cores26882304
Core clock speed732 MHz1941 MHz
Boost clock speedno data2450 MHz
Number of transistors7,080 million17,200 million
Manufacturing process technology28 nm7 nm
Power consumption (TDP)235 Watt175 Watt
Texture fill rate164.0352.8
Floating-point processing power3.935 TFLOPS11.29 TFLOPS
ROPs4864
TMUs224144
Ray Tracing Coresno data36

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 3.0 x16PCIe 4.0 x16
Length267 mm267 mm
Width2-slot2-slot
Supplementary power connectors1x 6-pin + 1x 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 typeGDDR5GDDR6
Maximum RAM amount6 GB10 GB
Memory bus width384 Bit160 Bit
Memory clock speed1300 MHz2000 MHz
Memory bandwidth249.6 GB/s320.0 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 2.1, 2x DisplayPort 1.4a, 1x USB Type-C
HDMI-+

API compatibility

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

DirectX12 (11_0)12 Ultimate (12_2)
Shader Model5.16.5
OpenGL4.64.6
OpenCL1.22.1
Vulkan1.1.1261.3
CUDA3.5-

Pros & cons summary


Recency 12 November 2012 9 June 2021
Maximum RAM amount 6 GB 10 GB
Chip lithography 28 nm 7 nm
Power consumption (TDP) 235 Watt 175 Watt

RX 6700 has an age advantage of 8 years, a 66.7% higher maximum VRAM amount, a 300% more advanced lithography process, and 34.3% lower power consumption.

We couldn't decide between Tesla K20X and Radeon RX 6700. We've got no test results to judge.

Be aware that Tesla K20X is a workstation graphics card while Radeon RX 6700 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 Tesla K20X
Tesla K20X
AMD Radeon RX 6700
Radeon RX 6700

Comparisons with similar GPUs

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Community ratings

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3.2 51 vote

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4.3 1362 votes

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Questions & comments

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