AMD Radeon RX 6500 XT vs ATI Radeon HD 4870 X2

VS

AMD Radeon RX 6500 XT

ATI Radeon HD 4870 X2

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6500 XT and 1024MB VRAM Radeon HD 4870 X2 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 RX 6500 XT +380%

5.765 TFLOPS

Radeon HD 4870 X2

1.2 TFLOPS

Radeon RX 6500 XT

VS

Radeon HD 4870 X2

Graphics Card

Jan 2022

Release Date

Aug 2008

Navi II

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 4.0 x4

Bus Interface

PCIe 2.0 x16

Clock Speeds

2310 MHz

Base Clock

-

2815 MHz

Boost Clock

-

2248 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

256bit

143.9GB/s

Bandwidth

115.2GB/s

Render Config

16

Compute Units

10

-

1024

Shading Units

800

64

TMUs

40

32

ROPs

16

-

16

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

16 MB

L3 Cache

-

Theoretical Performance

90.08 GPixel/s

Pixel Rate

12.00 GPixel/s

180.2 GTexel/s

Texture Rate

30.00 GTexel/s

11.53 TFLOPS

FP16 (half)

-

5.765 TFLOPS

FP32 (float)

1200 GFLOPS

360.3 GFLOPS

FP64 (double)

240.0 GFLOPS

Board Design

107W

TDP

286W

300 W

Suggested PSU

600 W

1x HDMI 2.1 1x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Navi 24

GPU Name

R700

Navi 24 XT (215-135000006)

GPU Variant

R700 XT (215-0669045)

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

6 nm

Process Size

55 nm

5.4 billion

Transistors

0.956 billion

107 mm²

Die Size

256 mm²

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

-

6.6

Shader Model

4.1

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