AMD Radeon RX Vega 64 vs ATI Radeon HD 3870 Mac Edition

VS

AMD Radeon RX Vega 64

ATI Radeon HD 3870 Mac Edition

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX Vega 64 and 512MB VRAM Radeon HD 3870 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX Vega 64 's Advantages

Released 9 years and 2 months late

Boost Clock1546MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (483.8GB/s vs 72.06GB/s)

3776 additional rendering cores

ATI Radeon HD 3870 Mac Edition 's Advantages

Lower TDP (106W vs 295W)

Score

Benchmark

FP32 (float)

Radeon RX Vega 64 +2447%

12.66 TFLOPS

Radeon HD 3870 Mac Edition

0.497 TFLOPS

Radeon RX Vega 64

VS

Radeon HD 3870 Mac Edition

Graphics Card

Aug 2017

Release Date

Jun 2008

Vega

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1247 MHz

Base Clock

-

1546 MHz

Boost Clock

-

945 MHz

Memory Clock

1126 MHz

Memory

8GB

Memory Size

512MB

HBM2

Memory Type

GDDR4

2048bit

Memory Bus

256bit

483.8GB/s

Bandwidth

72.06GB/s

Render Config

64

Compute Units

4

-

4096

Shading Units

320

256

TMUs

16

64

ROPs

16

-

16 KB (per CU)

L1 Cache

-

4 MB

L2 Cache

256 KB

-

Theoretical Performance

98.94 GPixel/s

Pixel Rate

12.43 GPixel/s

395.8 GTexel/s

Texture Rate

12.43 GTexel/s

25.33 TFLOPS

FP16 (half)

-

12.66 TFLOPS

FP32 (float)

497.3 GFLOPS

791.6 GFLOPS

FP64 (double)

99.46 GFLOPS

Board Design

295W

TDP

106W

600 W

Suggested PSU

300 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

2x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Vega 10

GPU Name

RV670

Vega 10 XT (215-0894200)

GPU Variant

RV670 XT (215-0708005)

GCN 5.0

Architecture

TeraScale

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

55 nm

12.5 billion

Transistors

0.666 billion

495 mm²

Die Size

192 mm²

Graphics Features

12 (12_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3 (full) 4.0 (partial)

2.1

OpenCL

N/A

1.2

Vulkan

N/A

-

6.4

Shader Model

4.1

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