AMD Radeon HD 8670A vs AMD Radeon R9 M395X Mac Edition

VS

AMD Radeon HD 8670A

AMD Radeon R9 M395X Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8670A and 4GB VRAM Radeon R9 M395X Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8670A 's Advantages

Lower TDP (45W vs 250W)

AMD Radeon R9 M395X Mac Edition 's Advantages

Released 2 years and 3 months late

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (174.7GB/s vs 16.00GB/s)

1664 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8670A

0.461 TFLOPS

Radeon R9 M395X Mac Edition +707%

3.723 TFLOPS

Radeon HD 8670A

VS

Radeon R9 M395X Mac Edition

Graphics Card

Feb 2013

Release Date

May 2015

All-In-One

Generation

Crystal System

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

1000 MHz

Memory Clock

1365 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

16.00GB/s

Bandwidth

174.7GB/s

Render Config

6

Compute Units

32

-

384

Shading Units

2048

24

TMUs

128

8

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

29.09 GPixel/s

14.40 GTexel/s

Texture Rate

116.4 GTexel/s

-

FP16 (half)

3.723 TFLOPS

460.8 GFLOPS

FP32 (float)

3.723 TFLOPS

28.80 GFLOPS

FP64 (double)

232.7 GFLOPS

Board Design

45W

TDP

250W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Mars

GPU Name

Amethyst

Mars XT

GPU Variant

Amethyst XT

GCN 1.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.95 billion

Transistors

5 billion

77 mm²

Die Size

366 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.0

1.2

Vulkan

1.2

-

5.1

Shader Model

6.3

Related GPU Comparisons

1

AMD Radeon HD 8670A vs ATI Mobility FireGL V5725

2

AMD Radeon HD 8670A vs NVIDIA GeForce GT 720A

3

AMD Radeon HD 8670A vs AMD Radeon Pro 555

4

AMD Radeon HD 8670A vs AMD Radeon RX 480 Mobile

5

AMD Radeon HD 8670A vs AMD Radeon R7 M350

6

AMD Radeon HD 8670A vs AMD Radeon HD 6750M Mac Edition

7

AMD Radeon HD 8670A vs NVIDIA GeForce 9600M GS

8

AMD Radeon HD 8670A vs AMD Radeon E9172 MXM

9

AMD Radeon HD 8670A vs AMD Radeon HD 7330M

10

AMD Radeon HD 8670A vs ATI Radeon E4690 MXM

Related News

1

Continuous Decline in DRAM Memory Prices: Downward Trend Intensifies

2

NVIDIA GB202 Chip Unveiled for the First Time, to be Used in RTX 5090 with 512-bit GDDR7 Memory

3

Strix Halo Integrated Graphics Score Appears on Passmark, Currently Slightly Below RTX 3060 12GB

4

AMD Unveils New RX 9070 XT Graphics Card Performance: Positioned Between RX 7900 GRE and RX 7900 XT

5

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

6

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

7

CXMT Reportedly Achieves 80% Yield in DDR5 Production

8

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

9

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

10

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps