AMD Radeon HD 8870 OEM vs AMD Radeon Pro VII

VS

AMD Radeon HD 8870 OEM

AMD Radeon Pro VII

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 8870 OEM and 16GB VRAM Radeon Pro VII to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8870 OEM 's Advantages

Lower TDP (175W vs 250W)

AMD Radeon Pro VII 's Advantages

Released 7 years and 4 months late

Boost Clock1700MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (1020GB/s vs 153.6GB/s)

2560 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8870 OEM

2.56 TFLOPS

Radeon Pro VII +410%

13.06 TFLOPS

Radeon HD 8870 OEM

VS

Radeon Pro VII

Graphics Card

Jan 2013

Release Date

May 2020

Sea Islands

Generation

Radeon Pro Vega

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1400 MHz

-

Boost Clock

1700 MHz

1200 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

HBM2

256bit

Memory Bus

4096bit

153.6GB/s

Bandwidth

1020GB/s

Render Config

20

Compute Units

60

-

1280

Shading Units

3840

80

TMUs

240

32

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

4 MB

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

108.8 GPixel/s

80.00 GTexel/s

Texture Rate

408.0 GTexel/s

-

FP16 (half)

26.11 TFLOPS

2.560 TFLOPS

FP32 (float)

13.06 TFLOPS

160.0 GFLOPS

FP64 (double)

6.528 TFLOPS

Board Design

175W

TDP

250W

450 W

Suggested PSU

600 W

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

Outputs

6x mini-DisplayPort 1.4a

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Pitcairn

GPU Name

Vega 20

Pitcairn XT (215-0828047)

GPU Variant

Vega 20 GLXT WS (215-0914026)

GCN 1.0

Architecture

GCN 5.1

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

2.8 billion

Transistors

13.23 billion

212 mm²

Die Size

331 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

5.1

Shader Model

6.7

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