UHD Graphics 620 vs Radeon 680M
We compared two Integrated graphics card GPUs: 0System Shared VRAM UHD Graphics 620 and 0System Shared VRAM Radeon 680M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
UHD Graphics 620 Advantages
Lower TDP (15W vs 50W)
Radeon 680M Advantages
Released 3 years and 5 months late
Boost Clock has increased by 120% (2200MHz vs 1000MHz)
576 additional rendering cores
Score
Benchmark
FP32 (float)
UHD Graphics 620
384
Radeon 680M
+779%
3379
3DMark Time Spy
UHD Graphics 620
361
Radeon 680M
+547%
2339
3DMark Time Spy Extreme
UHD Graphics 620
161
Radeon 680M
+575%
1087
Graphics Card
Aug 2018
Release Date
Jan 2022
HD Graphics-M
Generation
Navi II IGP
Integrated
Type
Integrated
Ring Bus
Bus Interface
PCIe 4.0 x8
Clock Speeds
300 MHz
Base Clock
2000 MHz
1000 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
-
Compute Units
12
192
Shading Units
768
24
TMUs
48
3
ROPs
32
-
RT Cores
12
-
L1 Cache
128 KB per Array
-
L2 Cache
2 MB
Theoretical Performance
3.000 GPixel/s
Pixel Rate
70.40 GPixel/s
24.00 GTexel/s
Texture Rate
105.6 GTexel/s
768.0 GFLOPS
FP16 (half)
6.758 TFLOPS
384.0 GFLOPS
FP32 (float)
3.379 TFLOPS
96.00 GFLOPS
FP64 (double)
211.2 GFLOPS
Board Design
15W
TDP
50W
No outputs
Outputs
Portable Device Dependent
-
Power Connectors
None
Graphics Processor
Whiskey Lake GT2
GPU Name
Rembrandt
Generation 9.5
Architecture
RDNA 2.0
Intel
Foundry
TSMC
14 nm
Process Size
6 nm
Unknown
Transistors
13.1 billion
Unknown
Die Size
208 mm²
Graphics Features
12 (12_1)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
2.0
1.3
Vulkan
1.3
6.4
Shader Model
6.7