ATI Radeon HD 4870 X2 vs AMD Radeon RX 7900 XTX

VS

ATI Radeon HD 4870 X2

AMD Radeon RX 7900 XTX

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4870 X2 and 24GB VRAM Radeon RX 7900 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4870 X2 's Advantages

Lower TDP (286W vs 355W)

AMD Radeon RX 7900 XTX 's Advantages

Released 14 years and 3 months late

Boost Clock2498MHz

More VRAM (24GB vs 1024GB)

Larger VRAM bandwidth (960.0GB/s vs 115.2GB/s)

5344 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4870 X2

1.2 TFLOPS

Radeon RX 7900 XTX +5015%

61.39 TFLOPS

Radeon HD 4870 X2

VS

Radeon RX 7900 XTX

Graphics Card

Aug 2008

Release Date

Nov 2022

Radeon R700

Generation

Navi III

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1929 MHz

-

Boost Clock

2498 MHz

900 MHz

Memory Clock

2500 MHz

Memory

1024MB

Memory Size

24GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

384bit

115.2GB/s

Bandwidth

960.0GB/s

Render Config

10

Compute Units

96

-

800

Shading Units

6144

40

TMUs

384

16

ROPs

192

-

RT Cores

96

16 KB (per CU)

L1 Cache

256 KB per Array

256 KB

L2 Cache

6 MB

-

L3 Cache

96 MB

Theoretical Performance

12.00 GPixel/s

Pixel Rate

479.6 GPixel/s

30.00 GTexel/s

Texture Rate

959.2 GTexel/s

-

FP16 (half)

122.8 TFLOPS

1200 GFLOPS

FP32 (float)

61.39 TFLOPS

240.0 GFLOPS

FP64 (double)

1.918 TFLOPS

Board Design

286W

TDP

355W

600 W

Suggested PSU

750 W

2x DVI 1x S-Video

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

R700

GPU Name

Navi 31

R700 XT (215-0669045)

GPU Variant

Navi 31 XTX (215-145000146)

TeraScale

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

55 nm

Process Size

5 nm

0.956 billion

Transistors

57.7 billion

256 mm²

Die Size

529 mm²

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

1.1

OpenCL

2.2

N/A

Vulkan

1.3

-

4.1

Shader Model

6.7

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