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 A4000
CORE STATE
GA104
VRAM
16 GB
CLOCK SPEED
1560 MHz
TDP
140 W
BUS WIDTH
256 bit
ARCHITECTURE
Ampere
PROCESS
8 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_opencl
3dmark_3dmark_steel_nomad_dx12
geekbench_vulkan
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
L20
RTX A4000
Core Specs
Shading Units
11,776
6,144
-47.8%
Shaders
11,776
6,144
-47.8%
TMUs
368
192
-47.8%
ROPs
128
96
-25.0%
SM Count
92
48
-47.8%
Clocks
Base Clock
1440 MHz
735 MHz
Boost Clock
2520 MHz
1560 MHz
Memory Clock
2250 MHz
18 Gbps effective
1750 MHz
14 Gbps effective
Memory
Memory Size
48 GB
16 GB
VRAM (MB)
49,152
16,384
-66.7%
Memory Type
GDDR6
GDDR6
Memory Bus
384 bit
256 bit
Bandwidth
864.0 GB/s
448.0 GB/s
Cache
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
96 MB
4 MB
Performance
Pixel Rate
322.6 GPixel/s
149.8 GPixel/s
Texture Rate
927.4 GTexel/s
299.5 GTexel/s
FP32 (TFLOPS)
59.35 TFLOPS
19.17 TFLOPS
FP64 (TFLOPS)
927.4 GFLOPS (1:64)
299.5 GFLOPS (1:64)
FP16 (TFLOPS)
59.35 TFLOPS (1:1)
19.17 TFLOPS (1:1)
AI/RT
RT Cores
92
48
-47.8%
Tensor Cores
368
192
-47.8%
Power
TDP
275 W
140 W
TDP (W)
275
140
-49.1%
Suggested PSU
600 W
300 W
Power Connectors
1x 16-pin
1x 6-pin
Architecture
Architecture
Ada Lovelace
Ampere
GPU Name
AD102
GA104
Generation
Server Ada
(Lxx)
Workstation Ampere
(Ax000)
Process Size
5 nm
8 nm
Transistors
76,300 million
17,400 million
Die Size
609 mm²
392 mm²
Foundry
TSMC
Samsung
Density
125.3M / mm²
44.4M / 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
241 mm
9.5 inches
Height
111 mm
4.4 inches
112 mm
4.4 inches
Outputs
4x DisplayPort 1.4a
4x DisplayPort 1.4a
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Other
Production
Active
End-of-life
Predecessor
Server Ampere
Quadro Turing
Successor
Server Hopper
Workstation Ada