ATI Radeon HD 4870 vs AMD Radeon RX Vega 56

VS

ATI Radeon HD 4870

AMD Radeon RX Vega 56

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4870 and 8GB VRAM Radeon RX Vega 56 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4870 's Advantages

Lower TDP (150W vs 210W)

AMD Radeon RX Vega 56 's Advantages

Released 9 years and 2 months late

Boost Clock1471MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (409.6GB/s vs 115.2GB/s)

2784 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 4870

1.2 TFLOPS

Radeon RX Vega 56 +778%

10.54 TFLOPS

Radeon HD 4870

VS

Radeon RX Vega 56

Graphics Card

Jun 2008

Release Date

Aug 2017

Radeon R700

Generation

Vega

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1156 MHz

-

Boost Clock

1471 MHz

900 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

8GB

GDDR5

Memory Type

HBM2

256bit

Memory Bus

2048bit

115.2GB/s

Bandwidth

409.6GB/s

Render Config

10

Compute Units

56

-

800

Shading Units

3584

40

TMUs

224

16

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

94.14 GPixel/s

30.00 GTexel/s

Texture Rate

329.5 GTexel/s

-

FP16 (half)

21.09 TFLOPS

1200 GFLOPS

FP32 (float)

10.54 TFLOPS

240.0 GFLOPS

FP64 (double)

659.0 GFLOPS

Board Design

150W

TDP

210W

450 W

Suggested PSU

550 W

2x DVI 1x S-Video

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

2x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

RV770

GPU Name

Vega 10

RV770 XT (215-0669049)

GPU Variant

Vega 10 XL (215-0894216)

TeraScale

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

55 nm

Process Size

14 nm

0.956 billion

Transistors

12.5 billion

256 mm²

Die Size

495 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_1)

3.3

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.2

-

4.1

Shader Model

6.4

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