NVIDIA RTX A400 vs ATI Radeon HD 2950 PRO

VS

NVIDIA RTX A400

ATI Radeon HD 2950 PRO

We compared two Desktop platform GPUs: 4GB VRAM RTX A400 and 256MB VRAM Radeon HD 2950 PRO to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A400 's Advantages

Boost Clock1762MHz

More VRAM (4GB vs 256GB)

Larger VRAM bandwidth (96.00GB/s vs 38.40GB/s)

448 additional rendering cores

Lower TDP (50W vs 75W)

Score

Benchmark

FP32 (float)

RTX A400 +604%

2.706 TFLOPS

Radeon HD 2950 PRO

0.384 TFLOPS

RTX A400

VS

Radeon HD 2950 PRO

Graphics Card

Apr 2024

Release Date

Unknown

Quadro Ampere(Ax000)

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1417 MHz

Base Clock

-

1762 MHz

Boost Clock

-

1500 MHz

Memory Clock

600 MHz

Memory

4GB

Memory Size

256MB

GDDR6

Memory Type

GDDR3

64bit

Memory Bus

256bit

96.00GB/s

Bandwidth

38.40GB/s

Render Config

-

Compute Units

4

6

SM Count

-

768

Shading Units

320

24

TMUs

16

ROPs

16

24

Tensor Cores

-

6

RT Cores

-

128 KB (per SM)

L1 Cache

-

2 MB

L2 Cache

256 KB

-

Theoretical Performance

28.19 GPixel/s

Pixel Rate

9.600 GPixel/s

42.29 GTexel/s

Texture Rate

9.600 GTexel/s

2.706 TFLOPS

FP16 (half)

-

2.706 TFLOPS

FP32 (float)

384.0 GFLOPS

42.29 GFLOPS

FP64 (double)

76.80 GFLOPS

Board Design

50W

TDP

75W

250 W

Suggested PSU

250 W

4x mini-DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin

Graphics Processor

GA107

GPU Name

RV670

-

GPU Variant

RV670 PRO ES (215-0708001)

Ampere

Architecture

TeraScale

Samsung

Foundry

TSMC

8 nm

Process Size

55 nm

8.7 billion

Transistors

0.666 billion

200 mm²

Die Size

192 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3 (full) 4.0 (partial)

3.0

OpenCL

N/A

1.3

Vulkan

N/A

8.6

CUDA

-

6.8

Shader Model

4.1

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