ATI Radeon HD 4870 X2 vs AMD Radeon RX 6500 XT

VS

ATI Radeon HD 4870 X2

AMD Radeon RX 6500 XT

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4870 X2 and 4GB VRAM Radeon RX 6500 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6500 XT 's Advantages

Released 13 years and 5 months late

Boost Clock2815MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (143.9GB/s vs 115.2GB/s)

224 additional rendering cores

Lower TDP (107W vs 286W)

Score

Benchmark

FP32 (float)

Radeon HD 4870 X2

1.2 TFLOPS

Radeon RX 6500 XT +380%

5.765 TFLOPS

Radeon HD 4870 X2

VS

Radeon RX 6500 XT

Graphics Card

Aug 2008

Release Date

Jan 2022

Radeon R700

Generation

Navi II

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

-

Base Clock

2310 MHz

-

Boost Clock

2815 MHz

900 MHz

Memory Clock

2248 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

64bit

115.2GB/s

Bandwidth

143.9GB/s

Render Config

10

Compute Units

16

-

800

Shading Units

1024

40

TMUs

64

16

ROPs

32

-

RT Cores

16

16 KB (per CU)

L1 Cache

128 KB per Array

256 KB

L2 Cache

1024 KB

-

L3 Cache

16 MB

Theoretical Performance

12.00 GPixel/s

Pixel Rate

90.08 GPixel/s

30.00 GTexel/s

Texture Rate

180.2 GTexel/s

-

FP16 (half)

11.53 TFLOPS

1200 GFLOPS

FP32 (float)

5.765 TFLOPS

240.0 GFLOPS

FP64 (double)

360.3 GFLOPS

Board Design

286W

TDP

107W

600 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

1x HDMI 2.1 1x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

R700

GPU Name

Navi 24

R700 XT (215-0669045)

GPU Variant

Navi 24 XT (215-135000006)

TeraScale

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

6 nm

0.956 billion

Transistors

5.4 billion

256 mm²

Die Size

107 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

6.6

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