AMD Radeon HD 6870 1600SP Edition vs AMD Radeon Pro W6800

VS

AMD Radeon HD 6870 1600SP Edition

AMD Radeon Pro W6800

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 1600SP Edition and 32GB VRAM Radeon Pro W6800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 1600SP Edition 's Advantages

Lower TDP (175W vs 250W)

AMD Radeon Pro W6800 's Advantages

Released 8 years and 5 months late

Boost Clock2320MHz

More VRAM (32GB vs 1024GB)

Larger VRAM bandwidth (512.0GB/s vs 134.4GB/s)

2240 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6870 1600SP Edition

2.72 TFLOPS

Radeon Pro W6800 +555%

17.82 TFLOPS

Radeon HD 6870 1600SP Edition

VS

Radeon Pro W6800

Graphics Card

Jan 2013

Release Date

Jun 2021

Northern Islands

Generation

Radeon Pro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2075 MHz

-

Boost Clock

2320 MHz

1050 MHz

Memory Clock

2000 MHz

Memory

1024MB

Memory Size

32GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

134.4GB/s

Bandwidth

512.0GB/s

Render Config

20

Compute Units

60

-

1600

Shading Units

3840

80

TMUs

240

32

ROPs

96

-

RT Cores

60

8 KB (per CU)

L1 Cache

128 KB per Array

512 KB

L2 Cache

4 MB

-

L3 Cache

128 MB

Theoretical Performance

27.20 GPixel/s

Pixel Rate

222.7 GPixel/s

68.00 GTexel/s

Texture Rate

556.8 GTexel/s

-

FP16 (half)

35.64 TFLOPS

2.720 TFLOPS

FP32 (float)

17.82 TFLOPS

544.0 GFLOPS

FP64 (double)

1114 GFLOPS

Board Design

175W

TDP

250W

450 W

Suggested PSU

600 W

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

Outputs

6x mini-DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Cypress

GPU Name

Navi 21

Cypress XT (215-0735033)

GPU Variant

-

TeraScale 2

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

2.154 billion

Transistors

26.8 billion

334 mm²

Die Size

520 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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