AMD Radeon HD 6850 vs AMD Radeon RX 6700

VS

AMD Radeon HD 6850

AMD Radeon RX 6700

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6850 and 10GB VRAM Radeon RX 6700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6850 's Advantages

Lower TDP (127W vs 175W)

AMD Radeon RX 6700 's Advantages

Released 10 years and 8 months late

Boost Clock2450MHz

More VRAM (10GB vs 1024GB)

Larger VRAM bandwidth (320.0GB/s vs 128.0GB/s)

1344 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6850

1.488 TFLOPS

Radeon RX 6700 +658%

11.29 TFLOPS

Radeon HD 6850

VS

Radeon RX 6700

Graphics Card

Oct 2010

Release Date

Jun 2021

Northern Islands

Generation

Navi II

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1941 MHz

-

Boost Clock

2450 MHz

1000 MHz

Memory Clock

2000 MHz

Memory

1024MB

Memory Size

10GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

160bit

128.0GB/s

Bandwidth

320.0GB/s

Render Config

12

Compute Units

36

-

960

Shading Units

2304

48

TMUs

144

32

ROPs

64

-

RT Cores

36

8 KB (per CU)

L1 Cache

128 KB per Array

512 KB

L2 Cache

3 MB

-

L3 Cache

80 MB

Theoretical Performance

24.80 GPixel/s

Pixel Rate

156.8 GPixel/s

37.20 GTexel/s

Texture Rate

352.8 GTexel/s

-

FP16 (half)

22.58 TFLOPS

1488 GFLOPS

FP32 (float)

11.29 TFLOPS

-

FP64 (double)

705.6 GFLOPS

Board Design

127W

TDP

175W

300 W

Suggested PSU

450 W

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

Outputs

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

1x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

Barts

GPU Name

Navi 22

Barts PRO (215-0798006)

GPU Variant

Navi 22 XTL

TeraScale 2

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

1.7 billion

Transistors

17.2 billion

255 mm²

Die Size

335 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.3

-

5.0

Shader Model

6.5

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