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
RADEON
Radeon RX 7700S
CORE STATE
Navi 33
VRAM
8 GB
CLOCK SPEED
2500 MHz
TDP
100 W
BUS WIDTH
128 bit
ARCHITECTURE
RDNA 3.0
PROCESS
6 nm
LAUNCH DATE
2023
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
3dmark_3dmark_steel_nomad_dx12
DETAILED SPECIFICATIONS
SPECIFICATION
660M
RX 7700S
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
32
+433.3%
Clocks
Base Clock
1500 MHz
1500 MHz
Boost Clock
1900 MHz
2500 MHz
Game Clock
—
2200 MHz
Memory Clock
System Shared
2250 MHz
18 Gbps effective
Memory
Memory Size
System Shared
8 GB
VRAM (MB)
—
8,192
Memory Type
System Shared
GDDR6
Memory Bus
System Shared
128 bit
Bandwidth
System Dependent
288.0 GB/s
Cache
L1 Cache
128 KB per Array
128 KB per Array
L2 Cache
2 MB
2 MB
L3 Cache
—
32 MB
L0 Cache
32 KB per WGP
32 KB per WGP
Performance
Pixel Rate
30.40 GPixel/s
160.0 GPixel/s
Texture Rate
45.60 GTexel/s
320.0 GTexel/s
FP32 (TFLOPS)
1,459.2 GFLOPS
20.48 TFLOPS
FP64 (TFLOPS)
91.20 GFLOPS (1:16)
640.0 GFLOPS (1:32)
FP16 (TFLOPS)
2.918 TFLOPS (2:1)
40.96 TFLOPS (2:1)
AI/RT
RT Cores
6
32
+433.3%
Power
TDP
40 W
100 W
TDP (W)
40
100
+150.0%
Power Connectors
None
None
Architecture
Architecture
RDNA 2.0
RDNA 3.0
GPU Name
Rembrandt
Navi 33
Codename
—
Hotpink Bonefish
Generation
Navi II IGP
(Rembrandt Mobile)
Navi Mobile
(RX 7000M)
Process Size
6 nm
6 nm
Transistors
13,100 million
13,300 million
Die Size
208 mm²
204 mm²
Foundry
TSMC
TSMC
Density
63.0M / mm²
65.2M / 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
2.2
Shader Model
6.8
6.8
Physical
Slot Width
IGP
IGP
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x16
Other
Production
End-of-life
Active
Predecessor
Vega II IGP
Polaris Mobile
Successor
Navi III IGP
—