AMD Radeon RX 7950 XT vs ATI Radeon HD 5490

VS

AMD Radeon RX 7950 XT

ATI Radeon HD 5490

We compared two Desktop platform GPUs: 20GB VRAM Radeon RX 7950 XT and 1024MB VRAM Radeon HD 5490 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7950 XT 's Advantages

Boost Clock3000MHz

More VRAM (20GB vs 1024GB)

Larger VRAM bandwidth (800.0GB/s vs 8.000GB/s)

5296 additional rendering cores

ATI Radeon HD 5490 's Advantages

Lower TDP (19W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 7950 XT +61928%

64.51 TFLOPS

Radeon HD 5490

0.104 TFLOPS

Radeon RX 7950 XT

VS

Radeon HD 5490

Graphics Card

Unknown

Release Date

Oct 2012

Navi III

Generation

Evergreen

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2000 MHz

Base Clock

-

3000 MHz

Boost Clock

-

2500 MHz

Memory Clock

500 MHz

Memory

20GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR3

320bit

Memory Bus

64bit

800.0GB/s

Bandwidth

8.000GB/s

Render Config

84

Compute Units

2

-

5376

Shading Units

80

336

TMUs

8

192

ROPs

4

-

84

RT Cores

-

256 KB per Array

L1 Cache

8 KB (per CU)

6 MB

L2 Cache

128 KB

80 MB

L3 Cache

-

Theoretical Performance

576.0 GPixel/s

Pixel Rate

2.600 GPixel/s

1008 GTexel/s

Texture Rate

5.200 GTexel/s

129.0 TFLOPS

FP16 (half)

-

64.51 TFLOPS

FP32 (float)

104.0 GFLOPS

2.016 TFLOPS

FP64 (double)

-

Board Design

300W

TDP

19W

700 W

Suggested PSU

200 W

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

2x 8-pin

Power Connectors

None

Graphics Processor

Navi 31

GPU Name

Cedar

Navi 31 XT+

GPU Variant

Cedar XTX

RDNA 3.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

5 nm

Process Size

40 nm

57.7 billion

Transistors

0.292 billion

529 mm²

Die Size

59 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.2

OpenCL

1.2

1.3

Vulkan

N/A

-

6.7

Shader Model

5.0

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