GPU Wiki

Compare GPUs

Pick up to four GPUs and compare their specs row by row. Specs that mean different things across generations are kept apart.

Popular comparisons

Add a third or fourth GPU
Spec Tesla K20c
Overview
Product name NVIDIA Tesla K20c
Architecture Kepler
Generation / family Tesla K Series
GPU codename GK110
Launch date 2012-11-12
Market segment Data Center in Tesla K Series
Board type / entry type Data Center GPU
GPU
Process node TSMC 28 nm
Die size 561 mm²
Transistor count 7.08 billion
GPU chip GK110
SM / multiprocessor count 0
CUDA Cores 2496
ROPs 40
TMUs 208
Clocks
Base / Core clock 706 MHz
Boost clock 706 MHz
Memory clock 1,300 MHz
Memory
Memory size 5 GB
Memory type GDDR5
Memory bus width 320-bit
Memory bandwidth 208 GB/s
Bus / Interface
Bus interface PCIe 2.0 x16
AGP / PCI / PCIe distinction PCIe
Power
TDP / TBP / board power 225 W
Recommended PSU 550 W
Power connectors 2x PCIe 6-pin
Slot width Dual-slot, 267 mm length
Features
DirectX support DirectX 11.0
OpenGL support OpenGL 4.6
Vulkan support Vulkan 1.2
CUDA support 3.5
Shader Model 5.1
Performance / Benchmarks
FP32 throughput 3.52 TFLOPS
Muted cells indicate unavailable, not applicable, or not directly comparable specifications.

DLAA counts as native resolution; DLSS, FSR and XeSS upscaling never do. A ray tracing setting without a readable on or off value is read as on.