GPU Comparison
GEFORCE
NVIDIA L20
CORE STATE
AD102
VRAM
48 GB
CLOCK SPEED
2520 MHz
TDP
275 W
BUS WIDTH
384 bit
ARCHITECTURE
Ada Lovelace
PROCESS
5 nm
LAUNCH DATE
2023
VS
GEFORCE
Tesla K40c
CORE STATE
GK180
VRAM
12 GB
CLOCK SPEED
876 MHz
TDP
245 W
BUS WIDTH
384 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
L20
Tesla K40c
Core Specs
Shading Units
11,776
2,880
-75.5%
Shaders
11,776
2,880
-75.5%
TMUs
368
240
-34.8%
ROPs
128
48
-62.5%
SM Count
92
—
Clocks
Base Clock
1440 MHz
745 MHz
Boost Clock
2520 MHz
876 MHz
Memory Clock
2250 MHz
18 Gbps effective
1502 MHz
6 Gbps effective
Memory
Memory Size
48 GB
12 GB
VRAM (MB)
49,152
12,288
-75.0%
Memory Type
GDDR6
GDDR5
Memory Bus
384 bit
384 bit
Bandwidth
864.0 GB/s
288.4 GB/s
Cache
L1 Cache
128 KB (per SM)
16 KB (per SMX)
L2 Cache
96 MB
1536 KB
Performance
Pixel Rate
322.6 GPixel/s
52.56 GPixel/s
Texture Rate
927.4 GTexel/s
210.2 GTexel/s
FP32 (TFLOPS)
59.35 TFLOPS
5.046 TFLOPS
FP64 (TFLOPS)
927.4 GFLOPS (1:64)
1.682 TFLOPS (1:3)
FP16 (TFLOPS)
59.35 TFLOPS (1:1)
—
AI/RT
RT Cores
92
—
Tensor Cores
368
—
Power
TDP
275 W
245 W
TDP (W)
275
245
-10.9%
Suggested PSU
600 W
550 W
Power Connectors
1x 16-pin
1x 6-pin + 1x 8-pin
Architecture
Architecture
Ada Lovelace
Kepler
GPU Name
AD102
GK180
Generation
Server Ada
(Lxx)
Tesla Kepler
(Kxx)
Process Size
5 nm
28 nm
Transistors
76,300 million
7,080 million
Die Size
609 mm²
561 mm²
Foundry
TSMC
TSMC
Density
125.3M / mm²
12.6M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.4
1.2.175
OpenCL
3.0
3.0
CUDA
8.9
3.5
Shader Model
6.8
5.1
Physical
Slot Width
Dual-slot
Dual-slot
Length
267 mm
10.5 inches
267 mm
10.5 inches
Height
111 mm
4.4 inches
—
Outputs
4x DisplayPort 1.4a
No outputs
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Other
Launch Price
—
7,699 USD
Production
Active
End-of-life
Predecessor
Server Ampere
Tesla Fermi
Successor
Server Hopper
Tesla Maxwell