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
RTX A400
CORE STATE
GA107
VRAM
4 GB
CLOCK SPEED
1762 MHz
TDP
50 W
BUS WIDTH
64 bit
ARCHITECTURE
Ampere
PROCESS
8 nm
LAUNCH DATE
2024
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
L20
RTX A400
Core Specs
Shading Units
11,776
768
-93.5%
Shaders
11,776
768
-93.5%
TMUs
368
24
-93.5%
ROPs
128
16
-87.5%
SM Count
92
6
-93.5%
Clocks
Base Clock
1440 MHz
1417 MHz
Boost Clock
2520 MHz
1762 MHz
Memory Clock
2250 MHz
18 Gbps effective
1500 MHz
12 Gbps effective
Memory
Memory Size
48 GB
4 GB
VRAM (MB)
49,152
4,096
-91.7%
Memory Type
GDDR6
GDDR6
Memory Bus
384 bit
64 bit
Bandwidth
864.0 GB/s
96.00 GB/s
Cache
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
96 MB
2 MB
Performance
Pixel Rate
322.6 GPixel/s
28.19 GPixel/s
Texture Rate
927.4 GTexel/s
42.29 GTexel/s
FP32 (TFLOPS)
59.35 TFLOPS
2.706 TFLOPS
FP64 (TFLOPS)
927.4 GFLOPS (1:64)
42.29 GFLOPS (1:64)
FP16 (TFLOPS)
59.35 TFLOPS (1:1)
2.706 TFLOPS (1:1)
AI/RT
RT Cores
92
6
-93.5%
Tensor Cores
368
24
-93.5%
Power
TDP
275 W
50 W
TDP (W)
275
50
-81.8%
Suggested PSU
600 W
250 W
Power Connectors
1x 16-pin
None
Architecture
Architecture
Ada Lovelace
Ampere
GPU Name
AD102
GA107
Generation
Server Ada
(Lxx)
Workstation Ampere
(Ax000)
Process Size
5 nm
8 nm
Transistors
76,300 million
8,700 million
Die Size
609 mm²
200 mm²
Foundry
TSMC
Samsung
Density
125.3M / mm²
43.5M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
3.0
3.0
CUDA
8.9
8.6
Shader Model
6.8
6.8
Physical
Slot Width
Dual-slot
Single-slot
Length
267 mm
10.5 inches
163 mm
6.4 inches
Height
111 mm
4.4 inches
69 mm
2.7 inches
Outputs
4x DisplayPort 1.4a
4x mini-DisplayPort 1.4a
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x8
Other
Production
Active
Active
Predecessor
Server Ampere
Quadro Turing
Successor
Server Hopper
Workstation Ada