AMD Radeon RX 7800 XT vs ATI Radeon HD 4890

VS

AMD Radeon RX 7800 XT ATI Radeon HD 4890

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7800 XT and 1024MB VRAM Radeon HD 4890 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 14 years and 4 months late

Boost Clock2430MHz

More VRAM (16GB vs 1GB)

Larger VRAM bandwidth (624.1GB/s vs 124.8GB/s)

3040 additional rendering cores

ATI Radeon HD 4890 's Advantages

Lower TDP (190W vs 263W)

Score

Benchmark

FP32 (float)

Radeon RX 7800 XT +2644%

37.32 TFLOPS

Radeon HD 4890

1.36 TFLOPS

Radeon RX 7800 XT

VS

Radeon HD 4890

Graphics Card

Aug 2023

Release Date

Apr 2009

Navi III

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1295 MHz

Base Clock

-

2430 MHz

Boost Clock

-

2438 MHz

Memory Clock

975 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

624.1GB/s

Bandwidth

124.8GB/s

Render Config

-

SM Count

-

60

Compute Units

10

3840

Shading Units

800

240

TMUs

40

96

ROPs

16

-

Tensor Cores

-

60

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

256 KB

Theoretical Performance

233.3 GPixel/s

Pixel Rate

13.60 GPixel/s

583.2 GTexel/s

Texture Rate

34.00 GTexel/s

74.65 TFLOPS

FP16 (half)

-

37.32 TFLOPS

FP32 (float)

1360 GFLOPS

1166 GFLOPS

FP64 (double)

272.0 GFLOPS

Graphics Processor

Navi 32

GPU Name

RV790

Navi 32 XT (215-180000006)

GPU Variant

RV790 XT (215-0758016)

RDNA 3.0

Architecture

TeraScale

TSMC

Foundry

TSMC

5 nm

Process Size

55 nm

28.1 billion

Transistors

0.959 billion

346 mm²

Die Size

282 mm²

Board Design

263W

TDP

190W

600 W

Suggested PSU

450 W

1x HDMI 2.1a 3x DisplayPort 2.1

Outputs

2x DVI 1x S-Video

2x 8-pin

Power Connectors

2x 6-pin

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.2

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

-

6.7

Shader Model

4.1

Related GPU Comparisons

1

NVIDIA GeForce RTX 4070 vs AMD Radeon RX 7800 XT

2

AMD Radeon RX 7900 GRE vs AMD Radeon RX 7800 XT

3

NVIDIA GeForce RTX 4070 SUPER vs AMD Radeon RX 7800 XT

4

AMD Radeon RX 6800 XT vs AMD Radeon RX 7800 XT

5

NVIDIA GeForce RTX 4070 Ti vs AMD Radeon RX 7800 XT

6

AMD Radeon RX 7800 XT vs AMD Radeon RX 6900 XT

7

NVIDIA TITAN RTX vs ATI Radeon HD 4890

8

AMD Radeon RX 7800 XT vs ATI Radeon HD 3850

9

AMD Radeon RX 7800 XT vs NVIDIA GeForce 315 OEM

10

AMD Radeon RX 7800 XT vs AMD Radeon 540