AMD Radeon RX Vega 56 vs ATI Radeon HD 3870 AGP

VS

AMD Radeon RX Vega 56

ATI Radeon HD 3870 AGP

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX Vega 56 and 512MB VRAM Radeon HD 3870 AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX Vega 56 's Advantages

Boost Clock1471MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (409.6GB/s vs 72.06GB/s)

3264 additional rendering cores

ATI Radeon HD 3870 AGP 's Advantages

Lower TDP (106W vs 210W)

Score

Benchmark

FP32 (float)

Radeon RX Vega 56 +2020%

10.54 TFLOPS

Radeon HD 3870 AGP

0.497 TFLOPS

Radeon RX Vega 56

VS

Radeon HD 3870 AGP

Graphics Card

Aug 2017

Release Date

Unknown

Vega

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

AGP 8x

Clock Speeds

1156 MHz

Base Clock

-

1471 MHz

Boost Clock

-

800 MHz

Memory Clock

1126 MHz

Memory

8GB

Memory Size

512MB

HBM2

Memory Type

GDDR4

2048bit

Memory Bus

256bit

409.6GB/s

Bandwidth

72.06GB/s

Render Config

56

Compute Units

4

-

3584

Shading Units

320

224

TMUs

16

64

ROPs

16

-

16 KB (per CU)

L1 Cache

-

4 MB

L2 Cache

256 KB

-

Theoretical Performance

94.14 GPixel/s

Pixel Rate

12.43 GPixel/s

329.5 GTexel/s

Texture Rate

12.43 GTexel/s

21.09 TFLOPS

FP16 (half)

-

10.54 TFLOPS

FP32 (float)

497.3 GFLOPS

659.0 GFLOPS

FP64 (double)

99.46 GFLOPS

Board Design

210W

TDP

106W

550 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 8-pin

Graphics Processor

Vega 10

GPU Name

RV670

Vega 10 XL (215-0894216)

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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