AMD Radeon RX 6950 XT vs ATI Radeon HD 5850

VS

AMD Radeon RX 6950 XT

ATI Radeon HD 5850

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6950 XT and 1024MB VRAM Radeon HD 5850 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 1024GB)

Larger VRAM bandwidth (576.0GB/s vs 128.0GB/s)

3680 additional rendering cores

ATI Radeon HD 5850 's Advantages

Lower TDP (151W vs 335W)

Score

Benchmark

FP32 (float)

Radeon RX 6950 XT +1032%

23.65 TFLOPS

Radeon HD 5850

2.088 TFLOPS

Radeon RX 6950 XT

VS

Radeon HD 5850

Graphics Card

May 2022

Release Date

Sep 2009

Navi II

Generation

Evergreen

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

1000 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

576.0GB/s

Bandwidth

128.0GB/s

Render Config

80

Compute Units

18

-

5120

Shading Units

1440

320

TMUs

72

128

ROPs

32

-

80

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

512 KB

128 MB

L3 Cache

-

Theoretical Performance

295.7 GPixel/s

Pixel Rate

23.20 GPixel/s

739.2 GTexel/s

Texture Rate

52.20 GTexel/s

47.31 TFLOPS

FP16 (half)

-

23.65 TFLOPS

FP32 (float)

2.088 TFLOPS

1478 GFLOPS

FP64 (double)

417.6 GFLOPS

Board Design

335W

TDP

151W

700 W

Suggested PSU

450 W

1x HDMI 2.1 2x DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

2x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Navi 21

GPU Name

Cypress

Navi 21 KXTX (215-121000289)

GPU Variant

Cypress PRO (215-0735043)

RDNA 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

26.8 billion

Transistors

2.154 billion

520 mm²

Die Size

334 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.3

Vulkan

N/A

-

6.5

Shader Model

5.0

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