AMD Radeon 660M vs AMD Radeon RX 7700 XT
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
Aug 2023
Generation
Rembrandt
Navi III
Type
Integrated
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x16
Clock Speeds
Base Clock
1500 MHz
1435 MHz
Boost Clock
1900 MHz
2544 MHz
Memory Clock
System Shared
2250 MHz
Memory
Memory Size
System Shared
12GB
Memory Type
System Shared
GDDR6
Memory Bus
System Shared
192bit
Bandwidth
System Dependent
432.0GB/s
Render Config
Compute Units
6
54
Shading Units
384
3456
TMUs
24
216
ROPs
16
96
RT Cores
6
54
L1 Cache
128 KB per Array
128 KB per Array
L2 Cache
2 MB
2 MB
L3 Cache
-
48 MB
Theoretical Performance
Pixel Rate
30.40 GPixel/s
244.2 GPixel/s
Texture Rate
45.60 GTexel/s
549.5 GTexel/s
FP16 (half)
2.918 TFLOPS
70.34 TFLOPS
FP32 (float)
1459 GFLOPS
35.17 TFLOPS
FP64 (double)
91.20 GFLOPS
1099.0 GFLOPS
Graphics Processor
GPU Name
Rembrandt
Navi 32
Architecture
RDNA 2.0
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
6 nm
5 nm
Transistors
13.1 billion
28.1 billion
Die Size
210 mm²
346 mm²
GPU Variant
-
Navi 32 XL(215-180000076)
Board Design
TDP
15W
245W
Outputs
No outputs
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
Power Connectors
None
2x 8-pin
Suggested PSU
-
550 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.0
2.2
Vulkan
1.2
1.3
Shader Model
6.5
6.8
📊 Benchmark
3DMark Time Spy
1,537
-
3DMark Time Spy Extreme
701
-