AMD Radeon RX 7700 vs AMD Radeon HD 6850

VS

We compared two Desktop platform GPUs: 12GB VRAM Radeon RX 7700 and 1024MB VRAM Radeon HD 6850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7700 's Advantages

Released 12 years and 3 months late

Boost Clock2600MHz

More VRAM (12GB vs 1GB)

Larger VRAM bandwidth (432.0GB/s vs 128.0GB/s)

2112 additional rendering cores

AMD Radeon HD 6850 's Advantages

Lower TDP (127W vs 200W)

Score

Benchmark

FP32 (float)

Radeon RX 7700 +2047%

31.95 TFLOPS

Radeon HD 6850

1.488 TFLOPS

Radeon RX 7700

VS

Radeon HD 6850

Graphics Card

Jan 2023

Release Date

Oct 2010

Navi III

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1900 MHz

Base Clock

-

2600 MHz

Boost Clock

-

2250 MHz

Memory Clock

1000 MHz

Memory

12GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

256bit

432.0GB/s

Bandwidth

128.0GB/s

Render Config

-

SM Count

-

48

Compute Units

12

3072

Shading Units

960

192

TMUs

48

96

ROPs

32

-

Tensor Cores

-

48

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

512 KB

Theoretical Performance

249.6 GPixel/s

Pixel Rate

24.80 GPixel/s

499.2 GTexel/s

Texture Rate

37.20 GTexel/s

63.90 TFLOPS

FP16 (half)

-

31.95 TFLOPS

FP32 (float)

1488 GFLOPS

998.4 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 32

GPU Name

Barts

Navi 32

GPU Variant

Barts PRO (215-0798006)

RDNA 3.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

5 nm

Process Size

40 nm

Unknown

Transistors

1.7 billion

346 mm²

Die Size

255 mm²

Board Design

200W

TDP

127W

550 W

Suggested PSU

300 W

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

Outputs

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

1x 8-pin

Power Connectors

1x 6-pin

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.2

OpenCL

1.2

1.3

Vulkan

N/A

-

CUDA

-

6.7

Shader Model

5.0

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