ATI Radeon HD 5950 vs AMD Radeon RX 7800 XT

VS

ATI Radeon HD 5950

AMD Radeon RX 7800 XT

We compared two Desktop platform GPUs: 1024MB VRAM ATI Radeon HD 5950 and 16GB VRAM Radeon RX 7800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7800 XT 's Advantages

Boost Clock2430MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (624.1GB/s vs 128.0GB/s)

2400 additional rendering cores

Lower TDP (263W vs 302W)

Score

Benchmark

FP32 (float)

ATI Radeon HD 5950

2.088 TFLOPS

Radeon RX 7800 XT +1687%

37.32 TFLOPS

ATI Radeon HD 5950

VS

Radeon RX 7800 XT

Graphics Card

Unknown

Release Date

Aug 2023

Evergreen

Generation

Navi III

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1295 MHz

-

Boost Clock

2430 MHz

1000 MHz

Memory Clock

2438 MHz

Memory

1024MB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

128.0GB/s

Bandwidth

624.1GB/s

Render Config

18

Compute Units

60

-

1440

Shading Units

3840

72

TMUs

240

32

ROPs

96

-

RT Cores

60

8 KB (per CU)

L1 Cache

128 KB per Array

512 KB

L2 Cache

4 MB

-

L3 Cache

64 MB

Theoretical Performance

23.20 GPixel/s

Pixel Rate

233.3 GPixel/s

52.20 GTexel/s

Texture Rate

583.2 GTexel/s

-

FP16 (half)

74.65 TFLOPS

2.088 TFLOPS

FP32 (float)

37.32 TFLOPS

-

FP64 (double)

1166 GFLOPS

Board Design

302W

TDP

263W

700 W

Suggested PSU

600 W

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

Outputs

1x HDMI 2.1a 3x DisplayPort 2.1

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Hemlock

GPU Name

Navi 32

Hemlock PRO

GPU Variant

Navi 32 XT (215-180000006)

TeraScale 2

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

5 nm

2.154 billion

Transistors

28.1 billion

334 mm²

Die Size

346 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

2.2

N/A

Vulkan

1.3

-

5.0

Shader Model

6.7

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