GPU Comparison
RADEON
AMD Radeon R9 255 OEM
CORE STATE
Cape Verde
VRAM
2 GB
CLOCK SPEED
930 MHz
TDP
65 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2013
VS
GEFORCE
GeForce GTX 1660 Ti Mobile
CORE STATE
TU116
VRAM
6 GB
CLOCK SPEED
1590 MHz
TDP
—
BUS WIDTH
192 bit
ARCHITECTURE
Turing
PROCESS
12 nm
LAUNCH DATE
2019
DETAILED SPECIFICATIONS
SPECIFICATION
R9 255 OEM
GTX 1660 Ti Mobile
Core Specs
Shading Units
512
1,536
+200.0%
Shaders
512
1,536
+200.0%
TMUs
32
96
+200.0%
ROPs
16
48
+200.0%
Compute Units
8
—
SM Count
—
24
Clocks
Base Clock
900 MHz
1455 MHz
Boost Clock
930 MHz
1590 MHz
Memory Clock
1150 MHz
4.6 Gbps effective
1500 MHz
12 Gbps effective
Memory
Memory Size
2 GB
6 GB
VRAM (MB)
2,048
6,144
+200.0%
Memory Type
GDDR5
GDDR6
Memory Bus
128 bit
192 bit
Bandwidth
73.60 GB/s
288.0 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
256 KB
1536 KB
Performance
Pixel Rate
14.88 GPixel/s
76.32 GPixel/s
Texture Rate
29.76 GTexel/s
152.6 GTexel/s
FP32 (TFLOPS)
952.3 GFLOPS
4.884 TFLOPS
FP64 (TFLOPS)
59.52 GFLOPS (1:16)
152.6 GFLOPS (1:32)
FP16 (TFLOPS)
—
9.769 TFLOPS (2:1)
Power
TDP
65 W
—
TDP (W)
65
—
Suggested PSU
250 W
—
Power Connectors
1x 6-pin
None
Architecture
Architecture
GCN 1.0
Turing
GPU Name
Cape Verde
TU116
Generation
Volcanic Islands
(R9 200)
GeForce 16 Mobile
Process Size
28 nm
12 nm
Transistors
1,500 million
6,600 million
Die Size
123 mm²
284 mm²
Foundry
TSMC
TSMC
Density
12.2M / mm²
23.2M / mm²
API Support
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
3.0
CUDA
—
7.5
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
Dual-slot
MXM Module
Outputs
No outputs
Portable Device Dependent
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Sea Islands
GeForce 10 Mobile
Successor
Pirate Islands
GeForce 20 Mobile