AMD Radeon HD 8750A vs AMD Radeon HD 7690M XT

VS

AMD Radeon HD 8750A

AMD Radeon HD 7690M XT

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8750A and 2GB VRAM Radeon HD 7690M XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7690M XT 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (57.60GB/s vs 16.00GB/s)

96 additional rendering cores

Lower TDP (25W vs 45W)

Score

Benchmark

FP32 (float)

Radeon HD 8750A

0.461 TFLOPS

Radeon HD 7690M XT +50%

0.696 TFLOPS

Radeon HD 8750A

VS

Radeon HD 7690M XT

Graphics Card

Feb 2013

Release Date

Jan 2013

All-In-One

Generation

London

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

16.00GB/s

Bandwidth

57.60GB/s

Render Config

6

Compute Units

6

-

384

Shading Units

480

24

TMUs

24

8

ROPs

8

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

5.800 GPixel/s

14.40 GTexel/s

Texture Rate

17.40 GTexel/s

-

460.8 GFLOPS

FP32 (float)

696.0 GFLOPS

28.80 GFLOPS

FP64 (double)

-

Board Design

45W

TDP

25W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Mars

GPU Name

Thames

Mars XT

GPU Variant

Thames XTX

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

0.95 billion

Transistors

0.716 billion

77 mm²

Die Size

104 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

5.1

Shader Model

5.0

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