NVIDIA GeForce RTX 3090 vs ATI Radeon HD 5950

VS

NVIDIA GeForce RTX 3090

ATI Radeon HD 5950

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 3090 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 3090 's Advantages

Boost Clock1695MHz

More VRAM (24GB vs 1024GB)

Larger VRAM bandwidth (936.2GB/s vs 128.0GB/s)

9056 additional rendering cores

ATI Radeon HD 5950 's Advantages

Lower TDP (302W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3090 +1604%

35.58 TFLOPS

ATI Radeon HD 5950

2.088 TFLOPS

GeForce RTX 3090

VS

ATI Radeon HD 5950

Graphics Card

Sep 2020

Release Date

Unknown

GeForce 30

Generation

Evergreen

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1395 MHz

Base Clock

-

1695 MHz

Boost Clock

-

1219 MHz

Memory Clock

1000 MHz

Memory

24GB

Memory Size

1024MB

GDDR6X

Memory Type

GDDR5

384bit

Memory Bus

256bit

936.2GB/s

Bandwidth

128.0GB/s

Render Config

-

Compute Units

18

82

SM Count

-

10496

Shading Units

1440

328

TMUs

72

112

ROPs

32

328

Tensor Cores

-

82

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

6 MB

L2 Cache

512 KB

-

Theoretical Performance

189.8 GPixel/s

Pixel Rate

23.20 GPixel/s

556.0 GTexel/s

Texture Rate

52.20 GTexel/s

35.58 TFLOPS

FP16 (half)

-

35.58 TFLOPS

FP32 (float)

2.088 TFLOPS

556.0 GFLOPS

FP64 (double)

-

Board Design

350W

TDP

302W

750 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 12-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GA102

GPU Name

Hemlock

GA102-300-A1

GPU Variant

Hemlock PRO

Ampere

Architecture

TeraScale 2

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

28.3 billion

Transistors

2.154 billion

628 mm²

Die Size

334 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

8.6

CUDA

-

6.6

Shader Model

5.0

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