ATI Mobility Radeon HD 4860 vs AMD Radeon Pro Vega 20

VS

ATI Mobility Radeon HD 4860

AMD Radeon Pro Vega 20

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 4860 and 4GB VRAM Radeon Pro Vega 20 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro Vega 20 's Advantages

Released 9 years and 8 months late

Boost Clock1283MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (189.4GB/s vs 64.00GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4860

0.832 TFLOPS

Radeon Pro Vega 20 +294%

3.284 TFLOPS

Mobility Radeon HD 4860

VS

Radeon Pro Vega 20

Graphics Card

Mar 2009

Release Date

Nov 2018

M9x

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

815 MHz

-

Boost Clock

1283 MHz

1000 MHz

Memory Clock

740 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

HBM2

128bit

Memory Bus

1024bit

64.00GB/s

Bandwidth

189.4GB/s

Render Config

8

Compute Units

20

-

640

Shading Units

1280

32

TMUs

80

16

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

1024 KB

-

Theoretical Performance

10.40 GPixel/s

Pixel Rate

41.06 GPixel/s

20.80 GTexel/s

Texture Rate

102.6 GTexel/s

-

FP16 (half)

6.569 TFLOPS

832.0 GFLOPS

FP32 (float)

3.284 TFLOPS

166.4 GFLOPS

FP64 (double)

205.3 GFLOPS

Board Design

Unknown

TDP

100W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

M97

GPU Name

Vega 12

M97 M2 XT (216-0731000)

GPU Variant

Vega 12 XTA

TeraScale

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.826 billion

Transistors

Unknown

137 mm²

Die Size

Unknown

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

6.3

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