AMD Radeon E6460 vs AMD Radeon HD 8790M

VS

We compared two Mobile platform GPUs: 512MB VRAM Radeon E6460 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 HD 8790M 's Advantages

Released 2 years late

Boost Clock900MHz

Larger VRAM bandwidth (64.00GB/s vs 25.60GB/s)

224 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon E6460

0.192 TFLOPS

Radeon HD 8790M +259%

0.691 TFLOPS

Radeon E6460

VS

Radeon HD 8790M

Graphics Card

Apr 2011

Release Date

Apr 2013

Embedded

Generation

Solar System

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

-

Base Clock

850 MHz

-

Boost Clock

900 MHz

800 MHz

Memory Clock

1000 MHz

Memory

512MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

128bit

25.60GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

-

2

Compute Units

6

160

Shading Units

384

8

TMUs

24

4

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

Theoretical Performance

2.400 GPixel/s

Pixel Rate

7.200 GPixel/s

4.800 GTexel/s

Texture Rate

21.60 GTexel/s

-

FP16 (half)

-

192.0 GFLOPS

FP32 (float)

691.2 GFLOPS

-

FP64 (double)

43.20 GFLOPS

Graphics Processor

Caicos

GPU Name

Mars

E6460

GPU Variant

Mars M2 XTX (216-0842036)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.37 billion

Transistors

0.95 billion

67 mm²

Die Size

77 mm²

Board Design

25W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

2.1 (1.2)

N/A

Vulkan

1.2.170

-

CUDA

-

5.0

Shader Model

6.5 (5.1)

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