AMD Radeon RX 7800 XT vs AMD Radeon R9 290X

VS

AMD Radeon RX 7800 XT AMD Radeon R9 290X

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7800 XT and 4GB VRAM Radeon R9 290X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7800 XT 's Advantages

Released 9 years and 10 months late

Boost Clock2430MHz

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (624.1GB/s vs 320.0GB/s)

1024 additional rendering cores

Lower TDP (263W vs 290W)

Score

Benchmark

FP32 (float)

Radeon RX 7800 XT +562%

37.32 TFLOPS

Radeon R9 290X

5.632 TFLOPS

3DMark Time Spy

Radeon RX 7800 XT +409%

20023

Radeon R9 290X

3929

Radeon RX 7800 XT

VS

Radeon R9 290X

Graphics Card

Aug 2023

Release Date

Oct 2013

Navi III

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1295 MHz

Base Clock

-

2430 MHz

Boost Clock

-

2438 MHz

Memory Clock

1250 MHz

Memory

16GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

512bit

624.1GB/s

Bandwidth

320.0GB/s

Render Config

-

SM Count

-

60

Compute Units

44

3840

Shading Units

2816

240

TMUs

176

96

ROPs

64

-

Tensor Cores

-

60

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

1024 KB

Theoretical Performance

233.3 GPixel/s

Pixel Rate

64.00 GPixel/s

583.2 GTexel/s

Texture Rate

176.0 GTexel/s

74.65 TFLOPS

FP16 (half)

-

37.32 TFLOPS

FP32 (float)

5.632 TFLOPS

1166 GFLOPS

FP64 (double)

704.0 GFLOPS

Graphics Processor

Navi 32

GPU Name

Hawaii

Navi 32 XT (215-180000006)

GPU Variant

Hawaii XT (215-0852000)

RDNA 3.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

28.1 billion

Transistors

6.2 billion

346 mm²

Die Size

438 mm²

Board Design

263W

TDP

290W

600 W

Suggested PSU

600 W

1x HDMI 2.1a 3x DisplayPort 2.1

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

2x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.2

OpenCL

2.0

1.3

Vulkan

1.2

-

CUDA

-

6.7

Shader Model

6.3

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