AMD Radeon Pro Vega 56 vs AMD Radeon HD 8790M

VS

AMD Radeon Pro Vega 56

AMD Radeon HD 8790M

We compared two Mobile platform GPUs: 8GB VRAM Radeon Pro Vega 56 and 2GB VRAM Radeon HD 8790M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro Vega 56 's Advantages

Released 4 years and 4 months late

Boost Clock has increased by 39% (1250MHz vs 900MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (402.4GB/s vs 64.00GB/s)

3200 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro Vega 56 +1196%

8.96 TFLOPS

Radeon HD 8790M

0.691 TFLOPS

Radeon Pro Vega 56

VS

Radeon HD 8790M

Graphics Card

Aug 2017

Release Date

Apr 2013

Radeon Pro Mac

Generation

Solar System

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

1138 MHz

Base Clock

850 MHz

1250 MHz

Boost Clock

900 MHz

786 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

2GB

HBM2

Memory Type

GDDR5

2048bit

Memory Bus

128bit

402.4GB/s

Bandwidth

64.00GB/s

Render Config

56

Compute Units

6

-

3584

Shading Units

384

224

TMUs

24

64

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

256 KB

-

Theoretical Performance

80.00 GPixel/s

Pixel Rate

7.200 GPixel/s

280.0 GTexel/s

Texture Rate

21.60 GTexel/s

17.92 TFLOPS

FP16 (half)

-

8.960 TFLOPS

FP32 (float)

691.2 GFLOPS

560.0 GFLOPS

FP64 (double)

43.20 GFLOPS

Board Design

210W

TDP

Unknown

-

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Vega 10

GPU Name

Mars

Vega 10 XL (215-0894216)

GPU Variant

Mars M2 XTX (216-0842036)

GCN 5.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

12.5 billion

Transistors

0.95 billion

495 mm²

Die Size

77 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1 (1.2)

1.2

Vulkan

1.2.170

-

6.4

Shader Model

6.5 (5.1)

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