ATI Radeon HD 3870 Mac Edition vs AMD Radeon VII

VS

ATI Radeon HD 3870 Mac Edition

AMD Radeon VII

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 Mac Edition and 16GB VRAM Radeon VII to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3870 Mac Edition 's Advantages

Lower TDP (106W vs 295W)

AMD Radeon VII 's Advantages

Released 10 years and 8 months late

Boost Clock1750MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (1020GB/s vs 72.06GB/s)

3520 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3870 Mac Edition

0.497 TFLOPS

Radeon VII +2604%

13.44 TFLOPS

Radeon HD 3870 Mac Edition

VS

Radeon VII

Graphics Card

Jun 2008

Release Date

Feb 2019

Radeon R600

Generation

Vega II

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1400 MHz

-

Boost Clock

1750 MHz

1126 MHz

Memory Clock

1000 MHz

Memory

512MB

Memory Size

16GB

GDDR4

Memory Type

HBM2

256bit

Memory Bus

4096bit

72.06GB/s

Bandwidth

1020GB/s

Render Config

4

Compute Units

60

-

320

Shading Units

3840

16

TMUs

240

16

ROPs

64

-

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

12.43 GPixel/s

Pixel Rate

112.0 GPixel/s

12.43 GTexel/s

Texture Rate

420.0 GTexel/s

-

FP16 (half)

26.88 TFLOPS

497.3 GFLOPS

FP32 (float)

13.44 TFLOPS

99.46 GFLOPS

FP64 (double)

3.360 TFLOPS

Board Design

106W

TDP

295W

300 W

Suggested PSU

600 W

2x DVI 1x S-Video

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

1x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

RV670

GPU Name

Vega 20

RV670 XT (215-0708005)

GPU Variant

Vega 20 XT

TeraScale

Architecture

GCN 5.1

TSMC

Foundry

TSMC

55 nm

Process Size

7 nm

0.666 billion

Transistors

13.23 billion

192 mm²

Die Size

331 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_1)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

2.1

N/A

Vulkan

1.3

-

4.1

Shader Model

6.7

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