AMD Radeon HD 6850 vs AMD Radeon Pro V420

VS

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6850 and 32GB VRAM AMD Radeon Pro V420 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 300W)

AMD Radeon Pro V420 's Advantages

Boost Clock1700MHz

More VRAM (32GB vs 1GB)

Larger VRAM bandwidth (819.2GB/s vs 128.0GB/s)

3136 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6850

1.488 TFLOPS

AMD Radeon Pro V420 +836%

13.93 TFLOPS

Radeon HD 6850

VS

AMD Radeon Pro V420

Graphics Card

Oct 2010

Release Date

Unknown

Northern Islands

Generation

Radeon Pro Vega

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

800 MHz

-

Boost Clock

1700 MHz

1000 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

32GB

GDDR5

Memory Type

HBM2

256bit

Memory Bus

4096bit

128.0GB/s

Bandwidth

819.2GB/s

Render Config

-

SM Count

-

12

Compute Units

64

960

Shading Units

4096

48

TMUs

256

32

ROPs

64

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

4 MB

Theoretical Performance

24.80 GPixel/s

Pixel Rate

108.8 GPixel/s

37.20 GTexel/s

Texture Rate

435.2 GTexel/s

-

FP16 (half)

27.85 TFLOPS

1488 GFLOPS

FP32 (float)

13.93 TFLOPS

-

FP64 (double)

6.963 TFLOPS

Graphics Processor

Barts

GPU Name

Vega 20

Barts PRO (215-0798006)

GPU Variant

Vega 20 GLXT WS (215-0914026)

TeraScale 2

Architecture

GCN 5.1

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

1.7 billion

Transistors

13.23 billion

255 mm²

Die Size

331 mm²

Board Design

127W

TDP

300W

300 W

Suggested PSU

700 W

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

Outputs

6x mini-DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.3

-

CUDA

-

5.0

Shader Model

6.7

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