NVIDIA CMP 40HX vs AMD Radeon HD 6850 X2

VS

NVIDIA CMP 40HX

AMD Radeon HD 6850 X2

We compared two Desktop platform GPUs: 8GB VRAM CMP 40HX and 2GB VRAM Radeon HD 6850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA CMP 40HX 's Advantages

Released 9 years and 5 months late

Boost Clock1650MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (448.0GB/s vs 134.4GB/s)

1344 additional rendering cores

Lower TDP (185W vs 254W)

Score

Benchmark

FP32 (float)

CMP 40HX +394%

7.603 TFLOPS

Radeon HD 6850 X2

1.536 TFLOPS

CMP 40HX

VS

Radeon HD 6850 X2

Graphics Card

Feb 2021

Release Date

Sep 2011

Mining GPUs

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1470 MHz

Base Clock

-

1650 MHz

Boost Clock

-

1750 MHz

Memory Clock

1050 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

448.0GB/s

Bandwidth

134.4GB/s

Render Config

-

Compute Units

12

36

SM Count

-

2304

Shading Units

960

144

TMUs

48

64

ROPs

32

288

Tensor Cores

-

36

RT Cores

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

512 KB

-

Theoretical Performance

105.6 GPixel/s

Pixel Rate

25.60 GPixel/s

237.6 GTexel/s

Texture Rate

38.40 GTexel/s

15.21 TFLOPS

FP16 (half)

-

7.603 TFLOPS

FP32 (float)

1.536 TFLOPS

237.6 GFLOPS

FP64 (double)

-

Board Design

185W

TDP

254W

450 W

Suggested PSU

600 W

No outputs

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

TU106

GPU Name

Barts

TU106-100-A1

GPU Variant

Barts PRO (215-0798006)

Turing

Architecture

TeraScale 2

TSMC

Foundry

TSMC

12 nm

Process Size

40 nm

10.8 billion

Transistors

1.7 billion

445 mm²

Die Size

255 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

7.5

CUDA

-

6.6

Shader Model

5.0

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