NVIDIA Tesla K40st vs NVIDIA GeForce RTX 5080
GPU · Specs Compare
Graphics Card
Release Date
Nov 2013
Jan 2025
Generation
Tesla
GeForce 50
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Clock Speeds
Memory Clock
1502 MHz
1875 MHz
Base Clock
—
2295 MHz
Boost Clock
—
2617 MHz
Memory
Memory Size
12GB
16GB
Memory Type
GDDR5
GDDR7
Memory Bus
384bit
256bit
Bandwidth
288.4GB/s
960.0GB/s
Render Config
Shading Units
2880
10752
TMUs
240
336
ROPs
48
112
L1 Cache
16 KB (per SMX)
128 KB (per SM)
L2 Cache
1536 KB
64 MB
SM Count
—
84
Tensor Cores
—
336
RT Cores
—
84
Theoretical Performance
Pixel Rate
34.50 GPixel/s
293.1 GPixel/s
Texture Rate
138.0 GTexel/s
879.3 GTexel/s
FP32 (float)
3.312 TFLOPS
56.28 TFLOPS
FP64 (double)
1104 GFLOPS
879.3 GFLOPS
FP16 (half)
—
56.28 TFLOPS
Graphics Processor
GPU Name
GK110B
GB203
Architecture
Kepler
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
7.08 billion
45.6 billion
Die Size
561 mm²
378 mm²
GPU Variant
—
GB203-400-A1
Board Design
TDP
245W
360W
Suggested PSU
550 W
750 W
Outputs
No outputs
1x HDMI 2.1b3x DisplayPort 2.1b
Power Connectors
—
1x 16-pin
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.4
CUDA
3.5
12.0
Shader Model
5.1
6.8
Benchmark
3DMark Time Spy
—
33,116
3DMark Time Spy Extreme
—
16,627
3DMark Speed Way
—
9,296
▲ Specs Compare
Data sourced from official specifications and benchmark tests.