GPU Comparison
GEFORCE
NVIDIA RTX 4000 SFF Ada Generation
CORE STATE
AD104
VRAM
20 GB
CLOCK SPEED
1560 MHz
TDP
70 W
BUS WIDTH
160 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
RTX 4000 SFF Ada Generation
RTX A400
Core Specs
Shading Units
6,144
768
-87.5%
Shaders
6,144
768
-87.5%
TMUs
192
24
-87.5%
ROPs
64
16
-75.0%
SM Count
48
6
-87.5%
Clocks
Base Clock
720 MHz
1417 MHz
Boost Clock
1560 MHz
1762 MHz
Memory Clock
1750 MHz
14 Gbps effective
1500 MHz
12 Gbps effective
Memory
Memory Size
20 GB
4 GB
VRAM (MB)
20,480
4,096
-80.0%
Memory Type
GDDR6
GDDR6
Memory Bus
160 bit
64 bit
Bandwidth
280.0 GB/s
96.00 GB/s
Cache
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
48 MB
2 MB
Performance
Pixel Rate
99.84 GPixel/s
28.19 GPixel/s
Texture Rate
299.5 GTexel/s
42.29 GTexel/s
FP32 (TFLOPS)
19.17 TFLOPS
2.706 TFLOPS
FP64 (TFLOPS)
299.5 GFLOPS (1:64)
42.29 GFLOPS (1:64)
FP16 (TFLOPS)
19.17 TFLOPS (1:1)
2.706 TFLOPS (1:1)
AI/RT
RT Cores
48
6
-87.5%
Tensor Cores
192
24
-87.5%
Power
TDP
70 W
50 W
TDP (W)
70
50
-28.6%
Suggested PSU
250 W
250 W
Power Connectors
None
None
Architecture
Architecture
Ada Lovelace
Ampere
GPU Name
AD104
GA107
Generation
Workstation Ada
(x000A)
Workstation Ampere
(Ax000)
Process Size
5 nm
8 nm
Transistors
35,800 million
8,700 million
Die Size
294 mm²
200 mm²
Foundry
TSMC
Samsung
Density
121.8M / 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
168 mm
6.6 inches
163 mm
6.4 inches
Height
69 mm
2.7 inches
69 mm
2.7 inches
Outputs
4x mini-DisplayPort 1.4a
4x mini-DisplayPort 1.4a
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x8
Other
Production
Active
Active
Predecessor
Workstation Ampere
Quadro Turing
Successor
Blackwell PRO W
Workstation Ada