Home GPU Comparison AMD Radeon HD 6670A vs AMD Radeon RX 470 Mobile

AMD Radeon HD 6670A vs AMD Radeon RX 470 Mobile

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6670A and 8GB VRAM Radeon RX 470 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6670A 's Advantages
Lower TDP (45W vs 85W)
AMD Radeon RX 470 Mobile 's Advantages
Released 5 years and 4 months late
Boost Clock1074MHz
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (224.0GB/s vs 64.00GB/s)
1568 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 6670A
0.576 TFLOPS
Radeon RX 470 Mobile +663%
4.399 TFLOPS
VS

Graphics Card

Apr 2011
Release Date
Aug 2016
All-In-One
Generation
Mobility Radeon
Mobile
Type
Mobile
MXM-A (3.0)
Bus Interface
MXM-B (3.0)

Clock Speeds

-
Base Clock
926 MHz
-
Boost Clock
1074 MHz
1000 MHz
Memory Clock
1750 MHz

Memory

1024MB
Memory Size
8GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
256bit
64.00GB/s
Bandwidth
224.0GB/s

Render Config

6
Compute Units
32
-
-
-
480
Shading Units
2048
24
TMUs
128
8
ROPs
32
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
2 MB
-
-
-

Theoretical Performance

4.800 GPixel/s
Pixel Rate
34.37 GPixel/s
14.40 GTexel/s
Texture Rate
137.5 GTexel/s
-
FP16 (half)
4.399 TFLOPS
576.0 GFLOPS
FP32 (float)
4.399 TFLOPS
-
FP64 (double)
274.9 GFLOPS

Board Design

45W
TDP
85W
-
-
-
No outputs
Outputs
No outputs
-
Power Connectors
None

Graphics Processor

Turks
GPU Name
Ellesmere
Turks XT (215-0803000)
GPU Variant
Ellesmere PRO
TeraScale 2
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
40 nm
Process Size
14 nm
0.716 billion
Transistors
5.7 billion
118 mm²
Die Size
232 mm²

Graphics Features

11.2 (11_0)
DirectX
12 (12_0)
4.4
OpenGL
4.6
1.2
OpenCL
2.1
N/A
Vulkan
1.2
-
-
-
5.0
Shader Model
6.4

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