AMD Radeon HD 6970 X2 vs NVIDIA CMP 40HX

VS

AMD Radeon HD 6970 X2

NVIDIA CMP 40HX

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6970 X2 and 8GB VRAM CMP 40HX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA CMP 40HX 's Advantages

Boost Clock1650MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (448.0GB/s vs 176.0GB/s)

768 additional rendering cores

Lower TDP (185W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 6970 X2

2.703 TFLOPS

CMP 40HX +181%

7.603 TFLOPS

Radeon HD 6970 X2

VS

CMP 40HX

Graphics Card

Unknown

Release Date

Feb 2021

Northern Islands

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1470 MHz

-

Boost Clock

1650 MHz

1375 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

176.0GB/s

Bandwidth

448.0GB/s

Render Config

24

Compute Units

-

SM Count

36

1536

Shading Units

2304

96

TMUs

144

32

ROPs

64

-

Tensor Cores

288

-

RT Cores

36

8 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

4 MB

-

Theoretical Performance

28.16 GPixel/s

Pixel Rate

105.6 GPixel/s

84.48 GTexel/s

Texture Rate

237.6 GTexel/s

-

FP16 (half)

15.21 TFLOPS

2.703 TFLOPS

FP32 (float)

7.603 TFLOPS

-

FP64 (double)

237.6 GFLOPS

Board Design

375W

TDP

185W

750 W

Suggested PSU

450 W

2x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

Outputs

No outputs

3x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Antilles

GPU Name

TU106

Antilles XT (215-0807027)

GPU Variant

TU106-100-A1

TeraScale 3

Architecture

Turing

TSMC

Foundry

TSMC

40 nm

Process Size

12 nm

2.64 billion

Transistors

10.8 billion

389 mm²

Die Size

445 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

7.5

5.0

Shader Model

6.6

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