AMD Radeon RX 6950 XT vs ATI Radeon HD 4860

VS

AMD Radeon RX 6950 XT

ATI Radeon HD 4860

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6950 XT and 512MB VRAM Radeon HD 4860 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6950 XT 's Advantages

Released 12 years and 8 months late

Boost Clock2310MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (576.0GB/s vs 96.00GB/s)

4480 additional rendering cores

ATI Radeon HD 4860 's Advantages

Lower TDP (130W vs 335W)

Score

Benchmark

FP32 (float)

Radeon RX 6950 XT +2539%

23.65 TFLOPS

Radeon HD 4860

0.896 TFLOPS

Radeon RX 6950 XT

VS

Radeon HD 4860

Graphics Card

May 2022

Release Date

Sep 2009

Navi II

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1860 MHz

Base Clock

-

2310 MHz

Boost Clock

-

2250 MHz

Memory Clock

750 MHz

Memory

16GB

Memory Size

512MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

576.0GB/s

Bandwidth

96.00GB/s

Render Config

80

Compute Units

8

-

5120

Shading Units

640

320

TMUs

32

128

ROPs

16

-

80

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

256 KB

128 MB

L3 Cache

-

Theoretical Performance

295.7 GPixel/s

Pixel Rate

11.20 GPixel/s

739.2 GTexel/s

Texture Rate

22.40 GTexel/s

47.31 TFLOPS

FP16 (half)

-

23.65 TFLOPS

FP32 (float)

896.0 GFLOPS

1478 GFLOPS

FP64 (double)

179.2 GFLOPS

Board Design

335W

TDP

130W

700 W

Suggested PSU

300 W

1x HDMI 2.1 2x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

2x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Navi 21

GPU Name

RV790

Navi 21 KXTX (215-121000289)

GPU Variant

RV790 GT

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

55 nm

26.8 billion

Transistors

0.959 billion

520 mm²

Die Size

282 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

6.5

Shader Model

4.1

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