NVIDIA GeForce RTX 4090D vs ATI Radeon HD 2950 PRO

VS

NVIDIA GeForce RTX 4090D

ATI Radeon HD 2950 PRO

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090D 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 GeForce RTX 4090D 's Advantages

Boost Clock2520MHz

More VRAM (24GB vs 256GB)

Larger VRAM bandwidth (1008GB/s vs 38.40GB/s)

14272 additional rendering cores

ATI Radeon HD 2950 PRO 's Advantages

Lower TDP (75W vs 425W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090D +19051%

73.54 TFLOPS

Radeon HD 2950 PRO

0.384 TFLOPS

GeForce RTX 4090D

VS

Radeon HD 2950 PRO

Graphics Card

Dec 2023

Release Date

Unknown

GeForce 40

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2280 MHz

Base Clock

-

2520 MHz

Boost Clock

-

1313 MHz

Memory Clock

600 MHz

Memory

24GB

Memory Size

256MB

GDDR6X

Memory Type

GDDR3

384bit

Memory Bus

256bit

1008GB/s

Bandwidth

38.40GB/s

Render Config

-

Compute Units

4

114

SM Count

-

14592

Shading Units

320

456

TMUs

16

176

ROPs

16

456

Tensor Cores

-

114

RT Cores

-

128 KB (per SM)

L1 Cache

-

72 MB

L2 Cache

256 KB

-

Theoretical Performance

443.5 GPixel/s

Pixel Rate

9.600 GPixel/s

1149 GTexel/s

Texture Rate

9.600 GTexel/s

73.54 TFLOPS

FP16 (half)

-

73.54 TFLOPS

FP32 (float)

384.0 GFLOPS

1149 GFLOPS

FP64 (double)

76.80 GFLOPS

Board Design

425W

TDP

75W

800 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

1x 16-pin

Power Connectors

1x 6-pin

Graphics Processor

AD102

GPU Name

RV670

AD102-250-A1

GPU Variant

RV670 PRO ES (215-0708001)

Ada Lovelace

Architecture

TeraScale

TSMC

Foundry

TSMC

5 nm

Process Size

55 nm

76.3 billion

Transistors

0.666 billion

609 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

8.9

CUDA

-

6.7

Shader Model

4.1

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