NVIDIA GeForce RTX 4090 vs ATI Radeon HD 5950

VS

NVIDIA GeForce RTX 4090 ATI Radeon HD 5950

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 and 1024MB VRAM ATI Radeon HD 5950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 's Advantages

Boost Clock2520MHz

More VRAM (24GB vs 1GB)

Larger VRAM bandwidth (1008GB/s vs 128.0GB/s)

14944 additional rendering cores

ATI Radeon HD 5950 's Advantages

Lower TDP (302W vs 450W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 +3854%

82.58 TFLOPS

ATI Radeon HD 5950

2.088 TFLOPS

GeForce RTX 4090

VS

ATI Radeon HD 5950

Graphics Card

Sep 2022

Release Date

Unknown

GeForce 40

Generation

Evergreen

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2235 MHz

Base Clock

-

2520 MHz

Boost Clock

-

1313 MHz

Memory Clock

1000 MHz

Memory

24GB

Memory Size

1024MB

GDDR6X

Memory Type

GDDR5

384bit

Memory Bus

256bit

1008GB/s

Bandwidth

128.0GB/s

Render Config

128

SM Count

-

Compute Units

18

16384

Shading Units

1440

512

TMUs

72

176

ROPs

32

512

Tensor Cores

-

128

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

72 MB

L2 Cache

512 KB

Theoretical Performance

443.5 GPixel/s

Pixel Rate

23.20 GPixel/s

1290 GTexel/s

Texture Rate

52.20 GTexel/s

82.58 TFLOPS

FP16 (half)

-

82.58 TFLOPS

FP32 (float)

2.088 TFLOPS

1290 GFLOPS

FP64 (double)

-

Graphics Processor

AD102

GPU Name

Hemlock

AD102-300-A1

GPU Variant

Hemlock PRO

Ada Lovelace

Architecture

TeraScale 2

TSMC

Foundry

TSMC

5 nm

Process Size

40 nm

76.3 billion

Transistors

2.154 billion

609 mm²

Die Size

334 mm²

Board Design

450W

TDP

302W

850 W

Suggested PSU

700 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 16-pin

Power Connectors

1x 6-pin + 1x 8-pin

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

8.9

CUDA

-

6.7

Shader Model

5.0

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