AMD Radeon RX 7800 vs AMD Radeon RX 590

VS

AMD Radeon RX 7800

AMD Radeon RX 590

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7800 and 8GB VRAM Radeon RX 590 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7800 's Advantages

Released 4 years and 2 months late

Boost Clock has increased by 81% (2800MHz vs 1545MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (576.0GB/s vs 256.0GB/s)

1536 additional rendering cores

AMD Radeon RX 590 's Advantages

Lower TDP (175W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 7800 +424%

37.32 TFLOPS

Radeon RX 590

7.119 TFLOPS

Radeon RX 7800

VS

Radeon RX 590

Graphics Card

Jan 2023

Release Date

Nov 2018

Navi III

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1800 MHz

Base Clock

1469 MHz

2800 MHz

Boost Clock

1545 MHz

2250 MHz

Memory Clock

2000 MHz

Memory

16GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

576.0GB/s

Bandwidth

256.0GB/s

Render Config

60

Compute Units

36

-

3840

Shading Units

2304

240

TMUs

144

128

ROPs

32

-

60

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

2 MB

64 MB

L3 Cache

-

Theoretical Performance

358.4 GPixel/s

Pixel Rate

49.44 GPixel/s

672.0 GTexel/s

Texture Rate

222.5 GTexel/s

86.02 TFLOPS

FP16 (half)

7.119 TFLOPS

43.01 TFLOPS

FP32 (float)

7.119 TFLOPS

1344 GFLOPS

FP64 (double)

445.0 GFLOPS

Board Design

300W

TDP

175W

700 W

Suggested PSU

450 W

1x HDMI 2.1a 3x DisplayPort 2.1

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Navi 32

GPU Name

Polaris 30

Navi 32 XT

GPU Variant

Polaris 30 XT (215-0922006)

RDNA 3.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

5 nm

Process Size

12 nm

Unknown

Transistors

5.7 billion

346 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

1.2

-

6.7

Shader Model

6.4

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