AMD Radeon RX Vega 64 vs ATI Radeon HD 4870 Mac Edition

VS

AMD Radeon RX Vega 64 ATI Radeon HD 4870 Mac Edition

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX Vega 64 and 512MB VRAM Radeon HD 4870 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 8 years and 7 months late

Boost Clock1546MHz

Larger VRAM bandwidth (483.8GB/s vs 108.8GB/s)

3296 additional rendering cores

ATI Radeon HD 4870 Mac Edition 's Advantages

Lower TDP (150W vs 295W)

Score

Benchmark

FP32 (float)

Radeon RX Vega 64 +955%

12.66 TFLOPS

Radeon HD 4870 Mac Edition

1.2 TFLOPS

Radeon RX Vega 64

VS

Radeon HD 4870 Mac Edition

Graphics Card

Aug 2017

Release Date

Jan 2009

Vega

Generation

Radeon R700

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

850 MHz

Memory

8GB

Memory Size

512MB

HBM2

Memory Type

GDDR5

2048bit

Memory Bus

256bit

483.8GB/s

Bandwidth

108.8GB/s

Render Config

-

SM Count

-

64

Compute Units

10

4096

Shading Units

800

256

TMUs

40

64

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

256 KB

Theoretical Performance

98.94 GPixel/s

Pixel Rate

12.00 GPixel/s

395.8 GTexel/s

Texture Rate

30.00 GTexel/s

25.33 TFLOPS

FP16 (half)

-

12.66 TFLOPS

FP32 (float)

1200 GFLOPS

791.6 GFLOPS

FP64 (double)

240.0 GFLOPS

Graphics Processor

Vega 10

GPU Name

RV770

Vega 10 XT (215-0894200)

GPU Variant

RV770 XT Mac (215-0669080)

GCN 5.0

Architecture

TeraScale

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

55 nm

12.5 billion

Transistors

0.956 billion

495 mm²

Die Size

256 mm²

Board Design

295W

TDP

150W

600 W

Suggested PSU

450 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x DVI 1x mini-DisplayPort 1.0

2x 8-pin

Power Connectors

2x 6-pin

Graphics Features

12 (12_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

-

6.4

Shader Model

4.1

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