Home GPU Comparison AMD Radeon Vega 8 Mobile vs AMD Radeon 680M

AMD Radeon Vega 8 Mobile vs AMD Radeon 680M

We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon Vega 8 Mobile and 0System Shared VRAM Radeon 680M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Vega 8 Mobile 's Advantages
Lower TDP (45W vs 50W)
AMD Radeon 680M 's Advantages
Released 1 years late
Boost Clock has increased by 10% (2200MHz vs 2000MHz)
256 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon Vega 8 Mobile
2.048 TFLOPS
Radeon 680M +64%
3.379 TFLOPS
3DMark Time Spy
Radeon Vega 8 Mobile
1427
Radeon 680M +62%
2326
VS

Graphics Card

Jan 2021
Release Date
Jan 2022
Cezanne
Generation
Navi II IGP
Integrated
Type
Integrated
IGP
Bus Interface
PCIe 4.0 x8

Clock Speeds

300 MHz
Base Clock
2000 MHz
2000 MHz
Boost Clock
2200 MHz
System Shared
Memory Clock
System Shared

Memory

System Shared
Memory Size
System Shared
System Shared
Memory Type
System Shared
System Shared
Memory Bus
System Shared
System Dependent
Bandwidth
System Dependent

Render Config

-
SM Count
-
8
Compute Units
12
512
Shading Units
768
32
TMUs
48
8
ROPs
32
-
Tensor Cores
-
-
RT Cores
12
-
L1 Cache
128 KB per Array
-
L2 Cache
2 MB

Theoretical Performance

16.00 GPixel/s
Pixel Rate
70.40 GPixel/s
64.00 GTexel/s
Texture Rate
105.6 GTexel/s
4.096 TFLOPS
FP16 (half)
6.758 TFLOPS
2.048 TFLOPS
FP32 (float)
3.379 TFLOPS
128.0 GFLOPS
FP64 (double)
211.2 GFLOPS

Graphics Processor

Cezanne
GPU Name
Rembrandt
-
GPU Variant
-
GCN 5.1
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
7 nm
Process Size
6 nm
9.8 billion
Transistors
13.1 billion
156 mm²
Die Size
208 mm²

Board Design

45W
TDP
50W
-
Suggested PSU
-
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
None

Graphics Features

12 (12_1)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.1
OpenCL
2.0
1.2
Vulkan
1.3
-
CUDA
-
6.4
Shader Model
6.7

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