GPU Comparison
RADEON
AMD Radeon 660M
CORE STATE
Rembrandt
VRAM
System Shared
CLOCK SPEED
1900 MHz
TDP
40 W
BUS WIDTH
System Shared
ARCHITECTURE
RDNA 2.0
PROCESS
6 nm
LAUNCH DATE
2022
VS
GPU
Arc Pro A60
CORE STATE
DG2-256
VRAM
12 GB
CLOCK SPEED
2050 MHz
TDP
130 W
BUS WIDTH
192 bit
ARCHITECTURE
Xe-HPG
PROCESS
6 nm
LAUNCH DATE
2023
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
660M
Pro A60
Core Specs
Shading Units
384
2,048
+433.3%
Shaders
384
2,048
+433.3%
TMUs
24
128
+433.3%
ROPs
16
64
+300.0%
Compute Units
6
—
Execution Units
—
256
Clocks
Base Clock
1500 MHz
900 MHz
Boost Clock
1900 MHz
2050 MHz
Memory Clock
System Shared
2000 MHz
16 Gbps effective
Memory
Memory Size
System Shared
12 GB
VRAM (MB)
—
12,288
Memory Type
System Shared
GDDR6
Memory Bus
System Shared
192 bit
Bandwidth
System Dependent
384.0 GB/s
Cache
L1 Cache
128 KB per Array
—
L2 Cache
2 MB
12 MB
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
30.40 GPixel/s
131.2 GPixel/s
Texture Rate
45.60 GTexel/s
262.4 GTexel/s
FP32 (TFLOPS)
1,459.2 GFLOPS
8.397 TFLOPS
FP64 (TFLOPS)
91.20 GFLOPS (1:16)
—
FP16 (TFLOPS)
2.918 TFLOPS (2:1)
16.79 TFLOPS (2:1)
AI/RT
RT Cores
6
16
+166.7%
XMX Cores
—
256
Power
TDP
40 W
130 W
TDP (W)
40
130
+225.0%
Suggested PSU
—
300 W
Power Connectors
None
—
Architecture
Architecture
RDNA 2.0
Xe-HPG
GPU Name
Rembrandt
DG2-256
Generation
Navi II IGP
(Rembrandt Mobile)
Alchemist
(Pro Series)
Process Size
6 nm
6 nm
Transistors
13,100 million
11,500 million
Die Size
208 mm²
269 mm²
Foundry
TSMC
TSMC
Density
63.0M / mm²
42.8M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
2.0
3.0
Shader Model
6.8
6.6
Physical
Slot Width
IGP
Single-slot
Outputs
Portable Device Dependent
4x DisplayPort 2.0
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x16
Other
Production
End-of-life
Active
Predecessor
Vega II IGP
—
Successor
Navi III IGP
—