AMD Radeon 660M vs AMD Radeon R9 260 OEM
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
Dec 2013
Generation
Rembrandt
Volcanic Islands
Type
Integrated
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
1500 MHz
-
Boost Clock
1900 MHz
-
Memory Clock
System Shared
1625 MHz
Memory
Memory Size
System Shared
1024MB
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
128bit
Bandwidth
System Dependent
104.0GB/s
Render Config
Compute Units
6
14
Shading Units
384
896
TMUs
24
56
ROPs
16
16
RT Cores
6
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
256 KB
Theoretical Performance
Pixel Rate
30.40 GPixel/s
17.60 GPixel/s
Texture Rate
45.60 GTexel/s
61.60 GTexel/s
FP16 (half)
2.918 TFLOPS
-
FP32 (float)
1459 GFLOPS
1.971 TFLOPS
FP64 (double)
91.20 GFLOPS
123.2 GFLOPS
Graphics Processor
GPU Name
Rembrandt
Bonaire
Architecture
RDNA 2.0
GCN 2.0
Foundry
TSMC
TSMC
Process Size
6 nm
28 nm
Transistors
13.1 billion
2.08 billion
Die Size
210 mm²
160 mm²
GPU Variant
-
Bonaire XT(215-0839039)
Board Design
TDP
15W
85W
Outputs
No outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
None
1x 6-pin
Suggested PSU
-
250 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.0
2.0
Vulkan
1.2
1.2
Shader Model
6.5
6.3
📊 Benchmark
3DMark Time Spy
1,537
-
3DMark Time Spy Extreme
701
-