AMD Radeon HD 8670A vs AMD Radeon HD 6450A

VS

AMD Radeon HD 8670A

AMD Radeon HD 6450A

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8670A and 512MB VRAM Radeon HD 6450A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8670A 's Advantages

Released 1 years and 10 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (16.00GB/s vs 8.528GB/s)

224 additional rendering cores

AMD Radeon HD 6450A 's Advantages

Lower TDP (25W vs 45W)

Score

Benchmark

FP32 (float)

Radeon HD 8670A +130%

0.461 TFLOPS

Radeon HD 6450A

0.2 TFLOPS

Radeon HD 8670A

VS

Radeon HD 6450A

Graphics Card

Feb 2013

Release Date

Apr 2011

All-In-One

Generation

All-In-One

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-A (3.0)

Clock Speeds

-

1000 MHz

Memory Clock

533 MHz

Memory

1024MB

Memory Size

512MB

DDR3

Memory Type

DDR3

64bit

Memory Bus

64bit

16.00GB/s

Bandwidth

8.528GB/s

Render Config

6

Compute Units

2

-

384

Shading Units

160

24

TMUs

8

ROPs

4

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

128 KB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

2.500 GPixel/s

14.40 GTexel/s

Texture Rate

5.000 GTexel/s

-

460.8 GFLOPS

FP32 (float)

200.0 GFLOPS

28.80 GFLOPS

FP64 (double)

-

Board Design

45W

TDP

25W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Mars

GPU Name

Caicos

Mars XT

GPU Variant

-

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

0.95 billion

Transistors

0.37 billion

77 mm²

Die Size

67 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

Related GPU Comparisons

1

AMD Radeon HD 8670A vs NVIDIA GeForce GT 735M

2

AMD Radeon HD 8670A vs NVIDIA GeForce 920A

3

AMD Radeon HD 8670A vs ATI Mobility Radeon HD 5830

4

AMD Radeon HD 8670A vs NVIDIA GeForce GTX 560M

5

AMD Radeon HD 8670A vs NVIDIA GeForce 310M

6

AMD Radeon HD 8670A vs AMD Radeon R9 M375X

7

AMD Radeon HD 8670A vs AMD Radeon R9 M265X

8

AMD Radeon HD 8670A vs AMD Radeon E8860

9

AMD Radeon HD 8670A vs AMD Radeon 540 Mobile

10

AMD Radeon HD 8670A vs NVIDIA GeForce GTX 580M

Related News

1

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

2

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

3

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

4

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

5

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

6

CXMT Reportedly Achieves 80% Yield in DDR5 Production

7

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

8

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

9

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

10

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim