Product Compare

NVIDIA GeForce GTX 960 vs NVIDIA GeForce GTX 680

GPU GPU
Graphics Card
Release Date Jan 2015 Mar 2012
Generation GeForce 900 GeForce 600
Type Desktop Desktop
Bus Interface PCIe 3.0 x16 PCIe 3.0 x16
Clock Speeds
Base Clock 1127 MHz 1006 MHz
Boost Clock 1178 MHz 1058 MHz
Memory Clock 1753 MHz 1502 MHz
Memory
Memory Size 2GB 2GB
Memory Type GDDR5 GDDR5
Memory Bus 128bit 256bit
Bandwidth 112.2GB/s 192.3GB/s
Render Config
Shading Units 1024 1536
TMUs 64 128
ROPs 32 32
L1 Cache 48 KB (per SMM) 16 KB (per SMX)
L2 Cache 1024 KB 512 KB
Theoretical Performance
Pixel Rate 37.70 GPixel/s 33.86 GPixel/s
Texture Rate 75.39 GTexel/s 135.4 GTexel/s
FP32 (float) 2.413 TFLOPS 3.250 TFLOPS
FP64 (double) 75.39 GFLOPS 135.4 GFLOPS
Graphics Processor
GPU Name GM206 GK104
GPU Variant GM206-300-A1 GK104-400-A2
Architecture Maxwell 2.0 Kepler
Foundry TSMC TSMC
Process Size 28 nm 28 nm
Transistors 2.94 billion 3.54 billion
Die Size 228 mm² 294 mm²
Board Design
TDP 120W 195W
Suggested PSU 300 W 450 W
Outputs 1x DVI1x HDMI 2.03x DisplayPort 1.4a 2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors 1x 6-pin 2x 6-pin
Graphics Features
DirectX 12 (12_1) 12 (11_0)
OpenGL 4.6 4.6
OpenCL 3.0 3.0
Vulkan 1.3 1.2.175
CUDA 5.2 3.0
Shader Model 6.4 6.5 (5.1)