GPU Comparison
GEFORCE
NVIDIA GB10
CORE STATE
GB20B
VRAM
128 GB
CLOCK SPEED
2418 MHz
TDP
140 W
BUS WIDTH
256 bit
ARCHITECTURE
Blackwell 2.0
PROCESS
5 nm
LAUNCH DATE
2025
VS
GEFORCE
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
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
Analysis: NVIDIA GB10 vs NVIDIA L20
NVIDIA NVIDIA L20 and NVIDIA's NVIDIA GB10 deliver almost equal benchmark results in every side-by-side comparison. Any benchmark differences between these two typically sit within 5-10%, positioning each a reasonable pick. The balance positions the choice complex. Alternative variables become especially important. Availability often tips the decision.
When users torn between NVIDIA NVIDIA L20 and NVIDIA's NVIDIA GB10, be assured that either selection offers matching gaming throughput. The score data confirms zero decisive victor. Base your decision on additional considerations and benefit from solid gaming performance in any case. Both are winners in this particular regard. Choose assuredly.
DETAILED SPECIFICATIONS
SPECIFICATION
GB10
L20
Core Specs
Shading Units
6,144
11,776
+91.7%
Shaders
6,144
11,776
+91.7%
TMUs
384
368
-4.2%
ROPs
48
128
+166.7%
SM Count
48
92
+91.7%
Clocks
Base Clock
1665 MHz
1440 MHz
Boost Clock
2418 MHz
2520 MHz
Memory Clock
1067 MHz
8.5 Gbps effective
2250 MHz
18 Gbps effective
Memory
Memory Size
128 GB
48 GB
VRAM (MB)
131,072
49,152
-62.5%
Memory Type
LPDDR5X
GDDR6
Memory Bus
256 bit
384 bit
Bandwidth
273.2 GB/s
864.0 GB/s
Cache
L1 Cache
256 KB (per SM)
128 KB (per SM)
L2 Cache
50 MB
96 MB
Performance
Pixel Rate
116.1 GPixel/s
322.6 GPixel/s
Texture Rate
928.5 GTexel/s
927.4 GTexel/s
FP32 (TFLOPS)
29.71 TFLOPS
59.35 TFLOPS
FP64 (TFLOPS)
464.3 GFLOPS (1:64)
927.4 GFLOPS (1:64)
FP16 (TFLOPS)
29.71 TFLOPS (1:1)
59.35 TFLOPS (1:1)
AI/RT
RT Cores
48
92
+91.7%
Tensor Cores
384
368
-4.2%
Power
TDP
140 W
275 W
TDP (W)
140
275
+96.4%
Suggested PSU
300 W
600 W
Power Connectors
None
1x 16-pin
Architecture
Architecture
Blackwell 2.0
Ada Lovelace
GPU Name
GB20B
AD102
Generation
Server Blackwell
(Bxx)
Server Ada
(Lxx)
Process Size
5 nm
5 nm
Transistors
—
76,300 million
Die Size
—
609 mm²
Foundry
TSMC
TSMC
Density
—
125.3M / mm²
API Support
DirectX
—
12 Ultimate (12_2)
OpenGL
—
4.6
Vulkan
—
1.4
OpenCL
3.0
3.0
CUDA
12.1
8.9
Shader Model
—
6.8
Physical
Slot Width
IGP
Dual-slot
Length
150 mm
5.9 inches
267 mm
10.5 inches
Height
51 mm
2 inches
111 mm
4.4 inches
Outputs
1x HDMI
4x DisplayPort 1.4a
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Other
Launch Price
3,999 USD
—
Production
Active
Active
Predecessor
Server Hopper
Server Ampere
Successor
Server Rubin
Server Hopper