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
GEFORCE
GeForce GTS 450
CORE STATE
GF106
VRAM
1024 MB
CLOCK SPEED
—
TDP
106 W
BUS WIDTH
128 bit
ARCHITECTURE
Fermi
PROCESS
40 nm
LAUNCH DATE
2010
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
660M
GTS 450
Core Specs
Shading Units
384
192
-50.0%
Shaders
384
192
-50.0%
TMUs
24
32
+33.3%
ROPs
16
16
0.0%
Compute Units
6
—
SM Count
—
4
Clocks
Base Clock
1500 MHz
—
Boost Clock
1900 MHz
—
GPU Clock
—
783 MHz
Shader Clock
—
1566 MHz
Memory Clock
System Shared
902 MHz
3.6 Gbps effective
Memory
Memory Size
System Shared
1024 MB
VRAM (MB)
—
1,024
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
128 bit
Bandwidth
System Dependent
57.73 GB/s
Cache
L1 Cache
128 KB per Array
64 KB (per SM)
L2 Cache
2 MB
256 KB
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
30.40 GPixel/s
6.264 GPixel/s
Texture Rate
45.60 GTexel/s
25.06 GTexel/s
FP32 (TFLOPS)
1,459.2 GFLOPS
601.3 GFLOPS
FP64 (TFLOPS)
91.20 GFLOPS (1:16)
50.11 GFLOPS (1:12)
FP16 (TFLOPS)
2.918 TFLOPS (2:1)
—
AI/RT
RT Cores
6
—
Power
TDP
40 W
106 W
TDP (W)
40
106
+165.0%
Suggested PSU
—
300 W
Power Connectors
None
1x 6-pin
Architecture
Architecture
RDNA 2.0
Fermi
GPU Name
Rembrandt
GF106
Generation
Navi II IGP
(Rembrandt Mobile)
GeForce 400
Process Size
6 nm
40 nm
Transistors
13,100 million
1,170 million
Die Size
208 mm²
238 mm²
Foundry
TSMC
TSMC
Density
63.0M / mm²
4.9M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.4
—
OpenCL
2.0
1.1
CUDA
—
2.1
Shader Model
6.8
5.1
Physical
Slot Width
IGP
Dual-slot
Length
—
210 mm
8.3 inches
Height
—
111 mm
4.4 inches
Outputs
Portable Device Dependent
2x DVI1x mini-HDMI 1.3a
Bus Interface
PCIe 4.0 x8
PCIe 2.0 x16
Other
Launch Price
—
129 USD
Production
End-of-life
End-of-life
Predecessor
Vega II IGP
GeForce 200
Successor
Navi III IGP
GeForce 500