ATI Radeon HD 2900 PRO vs NVIDIA CMP 40HX

VS

ATI Radeon HD 2900 PRO

NVIDIA CMP 40HX

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 PRO 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

Released 13 years and 2 months late

Boost Clock1650MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (448.0GB/s vs 51.20GB/s)

1984 additional rendering cores

Lower TDP (185W vs 200W)

Score

Benchmark

FP32 (float)

Radeon HD 2900 PRO

0.384 TFLOPS

CMP 40HX +1879%

7.603 TFLOPS

Radeon HD 2900 PRO

VS

CMP 40HX

Graphics Card

Dec 2007

Release Date

Feb 2021

Radeon R600

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1470 MHz

-

Boost Clock

1650 MHz

800 MHz

Memory Clock

1750 MHz

Memory

512MB

Memory Size

8GB

GDDR3

Memory Type

GDDR6

256bit

Memory Bus

256bit

51.20GB/s

Bandwidth

448.0GB/s

Render Config

4

Compute Units

-

SM Count

36

320

Shading Units

2304

16

TMUs

144

16

ROPs

64

-

Tensor Cores

288

-

RT Cores

36

-

L1 Cache

64 KB (per SM)

128 KB

L2 Cache

4 MB

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

105.6 GPixel/s

9.600 GTexel/s

Texture Rate

237.6 GTexel/s

-

FP16 (half)

15.21 TFLOPS

384.0 GFLOPS

FP32 (float)

7.603 TFLOPS

-

FP64 (double)

237.6 GFLOPS

Board Design

200W

TDP

185W

550 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

No outputs

1x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

R600

GPU Name

TU106

R600 PRO (215RGMDKA13FG)

GPU Variant

TU106-100-A1

TeraScale

Architecture

Turing

TSMC

Foundry

TSMC

80 nm

Process Size

12 nm

0.72 billion

Transistors

10.8 billion

420 mm²

Die Size

445 mm²

Graphics Features

10.0 (10_0)

DirectX

12 Ultimate (12_2)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

7.5

4.0

Shader Model

6.6

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