Radeon 660M vs UHD Graphics 770
We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon 660M and 0System Shared VRAM UHD Graphics 770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon 660M 's Advantages
Boost Clock has increased by 23% (1900MHz vs 1550MHz)
128 additional rendering cores
UHD Graphics 770 's Advantages
Released 8 months late
Score
Benchmark
FP32 (float)
Radeon 660M
+83%
1459
UHD Graphics 770
793
3DMark Time Spy
Radeon 660M
+108%
1537
UHD Graphics 770
736
3DMark Time Spy Extreme
Radeon 660M
+96%
701
UHD Graphics 770
356
Graphics Card
Jan 2022
Release Date
Sep 2022
Rembrandt
Generation
HD Graphics
Integrated
Type
Integrated
PCIe 4.0 x8
Bus Interface
Ring Bus
Clock Speeds
1500 MHz
Base Clock
300 MHz
1900 MHz
Boost Clock
1550 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
6
Compute Units
-
384
Shading Units
256
24
TMUs
16
16
ROPs
8
6
RT Cores
-
128 KB per Array
L1 Cache
-
2 MB
L2 Cache
-
Theoretical Performance
30.40 GPixel/s
Pixel Rate
12.40 GPixel/s
45.60 GTexel/s
Texture Rate
24.80 GTexel/s
2.918 TFLOPS
FP16 (half)
1.587 TFLOPS
1459 GFLOPS
FP32 (float)
793.6 GFLOPS
91.20 GFLOPS
FP64 (double)
-
Board Design
15W
TDP
15W
No outputs
Outputs
Motherboard Dependent
None
Power Connectors
-
Graphics Processor
Rembrandt
GPU Name
Raptor Lake GT1
RDNA 2.0
Architecture
Generation 12.2
TSMC
Foundry
Intel
6 nm
Process Size
10 nm
13.1 billion
Transistors
Unknown
210 mm²
Die Size
Unknown
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_1)
4.6
OpenGL
4.6
2.0
OpenCL
3.0
1.2
Vulkan
1.3
6.5
Shader Model
6.6
