NVIDIA GeForce GTX 660 OEM vs AMD Radeon 740M
GPU · Specs Compare
Graphics Card
Release Date
Aug 2012
Dec 2023
Generation
GeForce 600
Navi III IGP
Type
Desktop
Integrated
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
823 MHz
800 MHz
Boost Clock
888 MHz
2800 MHz
Memory Clock
1400 MHz
System Shared
Memory
Memory Size
1536MB
System Shared
Memory Type
GDDR5
System Shared
Memory Bus
192bit
System Shared
Bandwidth
134.4GB/s
System Dependent
Render Config
Shading Units
1152
256
TMUs
96
16
ROPs
24
8
L1 Cache
16 KB (per SMX)
128 KB per Array
L2 Cache
384 KB
2 MB
Compute Units
—
4
RT Cores
—
4
Theoretical Performance
Pixel Rate
21.31 GPixel/s
22.40 GPixel/s
Texture Rate
85.25 GTexel/s
44.80 GTexel/s
FP32 (float)
2.046 TFLOPS
2.867 TFLOPS
FP64 (double)
85.25 GFLOPS
179.2 GFLOPS
FP16 (half)
—
5.734 TFLOPS
Graphics Processor
GPU Name
GK104
Hawx Point
GPU Variant
GK104-200-KD-A2
—
Architecture
Kepler
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
4 nm
Transistors
3.54 billion
25.39 billion
Die Size
294 mm²
178 mm²
Board Design
TDP
130W
15W
Suggested PSU
300 W
—
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Portable Device Dependent
Power Connectors
1x 6-pin
None
Graphics Features
DirectX
12 (11_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.1
1.3
CUDA
3.0
—
Shader Model
5.1
6.8
Benchmark
3DMark Time Spy
1,194
—
3DMark Time Spy Extreme
260
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.