AMD Radeon RX 7900 XT vs AMD Radeon RX 590 GME

VS

AMD Radeon RX 7900 XT

AMD Radeon RX 590 GME

We compared two Desktop platform GPUs: 20GB VRAM Radeon RX 7900 XT and 8GB VRAM Radeon RX 590 GME to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7900 XT 's Advantages

Released 2 years and 8 months late

Boost Clock has increased by 69% (2394MHz vs 1420MHz)

More VRAM (20GB vs 8GB)

Larger VRAM bandwidth (800.0GB/s vs 256.0GB/s)

3072 additional rendering cores

AMD Radeon RX 590 GME 's Advantages

Lower TDP (175W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 7900 XT +686%

51.48 TFLOPS

Radeon RX 590 GME

6.543 TFLOPS

3DMark Time Spy

Radeon RX 7900 XT +507%

26911

Radeon RX 590 GME

4432

Radeon RX 7900 XT

VS

Radeon RX 590 GME

Graphics Card

Nov 2022

Release Date

Mar 2020

Navi III

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1387 MHz

Base Clock

1257 MHz

2394 MHz

Boost Clock

1420 MHz

2500 MHz

Memory Clock

2000 MHz

Memory

20GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5

320bit

Memory Bus

256bit

800.0GB/s

Bandwidth

256.0GB/s

Render Config

84

Compute Units

36

-

5376

Shading Units

2304

336

TMUs

144

192

ROPs

32

-

84

RT Cores

-

256 KB per Array

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

2 MB

80 MB

L3 Cache

-

Theoretical Performance

459.6 GPixel/s

Pixel Rate

45.44 GPixel/s

804.4 GTexel/s

Texture Rate

204.5 GTexel/s

103.0 TFLOPS

FP16 (half)

6.543 TFLOPS

51.48 TFLOPS

FP32 (float)

6.543 TFLOPS

1.609 TFLOPS

FP64 (double)

409.0 GFLOPS

Board Design

300W

TDP

175W

700 W

Suggested PSU

450 W

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

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Navi 31

GPU Name

Polaris 20

Navi 31 XT (215-145000156)

GPU Variant

Polaris 20 XTR (215-0910066)

RDNA 3.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

5 nm

Process Size

14 nm

57.7 billion

Transistors

5.7 billion

529 mm²

Die Size

232 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.2

OpenCL

2.1

1.3

Vulkan

1.3

-

6.7

Shader Model

6.7

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