GPU Comparison
RADEON
AMD Radeon HD 6490M Mac Edition
CORE STATE
Seymour
VRAM
256 MB
CLOCK SPEED
—
TDP
—
BUS WIDTH
64 bit
ARCHITECTURE
TeraScale 2
PROCESS
40 nm
LAUNCH DATE
2011
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
HD 6490M Mac Edition
GTX 1660 Ti Mobile
Core Specs
Shading Units
160
1,536
+860.0%
Shaders
160
1,536
+860.0%
TMUs
8
96
+1100.0%
ROPs
4
48
+1100.0%
Compute Units
2
—
SM Count
—
24
Clocks
Base Clock
—
1455 MHz
Boost Clock
—
1590 MHz
GPU Clock
750 MHz
—
Memory Clock
794 MHz
3.2 Gbps effective
1500 MHz
12 Gbps effective
Memory
Memory Size
256 MB
6 GB
VRAM (MB)
256
6,144
+2300.0%
Memory Type
GDDR5
GDDR6
Memory Bus
64 bit
192 bit
Bandwidth
25.41 GB/s
288.0 GB/s
Cache
L1 Cache
8 KB (per CU)
64 KB (per SM)
L2 Cache
128 KB
1536 KB
Performance
Pixel Rate
3.000 GPixel/s
76.32 GPixel/s
Texture Rate
6.000 GTexel/s
152.6 GTexel/s
FP32 (TFLOPS)
240.0 GFLOPS
4.884 TFLOPS
FP64 (TFLOPS)
—
152.6 GFLOPS (1:32)
FP16 (TFLOPS)
—
9.769 TFLOPS (2:1)
Power
Power Connectors
—
None
Architecture
Architecture
TeraScale 2
Turing
GPU Name
Seymour
TU116
Generation
Vancouver
(HD 6400M)
GeForce 16 Mobile
Process Size
40 nm
12 nm
Transistors
370 million
6,600 million
Die Size
67 mm²
284 mm²
Foundry
TSMC
TSMC
Density
5.5M / mm²
23.2M / mm²
API Support
DirectX
11.2 (11_0)
12 (12_1)
OpenGL
4.4
4.6
Vulkan
—
1.4
OpenCL
1.2
3.0
CUDA
—
7.5
Shader Model
5.0
6.8
Physical
Slot Width
—
MXM Module
Outputs
—
Portable Device Dependent
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Manhattan
GeForce 10 Mobile
Successor
London
GeForce 20 Mobile