NVIDIA GeForce GTX 660 Rev. 2 vs AMD Ryzen Z2 Extreme GPU

GPU · Specs Compare

Products
GPU NVIDIA GeForce GTX 660 Rev. 2 NVIDIA · 2014-09
GPU AMD Ryzen Z2 Extreme GPU AMD · 2025-07
Graphics Card
Release Date
Sep 2014
Jul 2025
Generation
GeForce 600
Console GPU
Type
Desktop
Game console
Bus Interface
PCIe 3.0 x16
—
Clock Speeds
Base Clock
980 MHz
800 MHz
Boost Clock
1032 MHz
2700 MHz
Memory Clock
1502 MHz
1000 MHz
Memory
Memory Size
2GB
16GB
Memory Type
GDDR5
LPDDR5X
Memory Bus
192bit
128bit
Bandwidth
144.2GB/s
128.0GB/s
Render Config
Shading Units
960
1024
TMUs
80
64
ROPs
24
48
L1 Cache
16 KB (per SMX)
128 KB per Array
L2 Cache
384 KB
8 MB
Compute Units
—
16
RT Cores
—
16
L3 Cache
—
16 MB
Theoretical Performance
Pixel Rate
20.64 GPixel/s
129.6 GPixel/s
Texture Rate
82.56 GTexel/s
172.8 GTexel/s
FP32 (float)
1.981 TFLOPS
5.530 TFLOPS
FP64 (double)
82.56 GFLOPS
345.6 GFLOPS
FP16 (half)
—
11.06 TFLOPS
Graphics Processor
GPU Name
GK104
Strix Point
Architecture
Kepler
RDNA 3.5
Foundry
TSMC
TSMC
Process Size
28 nm
4 nm
Transistors
3.54 billion
34 billion
Die Size
294 mm²
233 mm²
GPU Variant
—
100-000001684
Board Design
TDP
140W
28W
Suggested PSU
300 W
—
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x USB Type-C
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
1.4
CUDA
3.0
—
Shader Model
5.1
6.8
▲ Specs Compare Data sourced from official specifications and benchmark tests.