Home GPU Comparison AMD Radeon RX 6700M vs AMD Radeon HD 6670A

AMD Radeon RX 6700M vs AMD Radeon HD 6670A

We compared two Mobile platform GPUs: 10GB VRAM Radeon RX 6700M and 1024MB VRAM Radeon HD 6670A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6700M 's Advantages
Released 10 years and 1 months late
Boost Clock2400MHz
More VRAM (10GB vs 1024GB)
Larger VRAM bandwidth (320.0GB/s vs 64.00GB/s)
1824 additional rendering cores
AMD Radeon HD 6670A 's Advantages
Lower TDP (45W vs 135W)

Score

Benchmark

FP32 (float)
Radeon RX 6700M +1820%
11.06 TFLOPS
Radeon HD 6670A
0.576 TFLOPS
VS

Graphics Card

May 2021
Release Date
Apr 2011
Mobility Radeon
Generation
All-In-One
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
MXM-A (3.0)

Clock Speeds

1489 MHz
Base Clock
-
2400 MHz
Boost Clock
-
2000 MHz
Memory Clock
1000 MHz

Memory

10GB
Memory Size
1024MB
GDDR6
Memory Type
GDDR5
160bit
Memory Bus
128bit
320.0GB/s
Bandwidth
64.00GB/s

Render Config

36
Compute Units
6
-
-
-
2304
Shading Units
480
144
TMUs
24
64
ROPs
8
-
-
-
36
RT Cores
-
128 KB per Array
L1 Cache
8 KB (per CU)
3 MB
L2 Cache
256 KB
80 MB
L3 Cache
-

Theoretical Performance

153.6 GPixel/s
Pixel Rate
4.800 GPixel/s
345.6 GTexel/s
Texture Rate
14.40 GTexel/s
22.12 TFLOPS
FP16 (half)
-
11.06 TFLOPS
FP32 (float)
576.0 GFLOPS
691.2 GFLOPS
FP64 (double)
-

Board Design

135W
TDP
45W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-

Graphics Processor

Navi 22
GPU Name
Turks
Navi 22
GPU Variant
Turks XT (215-0803000)
RDNA 2.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
7 nm
Process Size
40 nm
17.2 billion
Transistors
0.716 billion
335 mm²
Die Size
118 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
2.1
OpenCL
1.2
1.3
Vulkan
N/A
-
-
-
6.5
Shader Model
5.0

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