GPU Comparison
GEFORCE
NVIDIA Quadro K4000
CORE STATE
GK106
VRAM
3 GB
CLOCK SPEED
—
TDP
80 W
BUS WIDTH
192 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
VS
GEFORCE
RTX A1000
CORE STATE
GA107
VRAM
8 GB
CLOCK SPEED
1462 MHz
TDP
50 W
BUS WIDTH
128 bit
ARCHITECTURE
Ampere
PROCESS
8 nm
LAUNCH DATE
2024
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Quadro K4000
RTX A1000
Core Specs
Shading Units
768
2,304
+200.0%
Shaders
768
2,304
+200.0%
TMUs
64
72
+12.5%
ROPs
24
32
+33.3%
SM Count
—
18
Clocks
Base Clock
—
727 MHz
Boost Clock
—
1462 MHz
GPU Clock
810 MHz
—
Memory Clock
1404 MHz
5.6 Gbps effective
1500 MHz
12 Gbps effective
Memory
Memory Size
3 GB
8 GB
VRAM (MB)
3,072
8,192
+166.7%
Memory Type
GDDR5
GDDR6
Memory Bus
192 bit
128 bit
Bandwidth
134.8 GB/s
192.0 GB/s
Cache
L1 Cache
16 KB (per SMX)
128 KB (per SM)
L2 Cache
384 KB
2 MB
Performance
Pixel Rate
12.96 GPixel/s
46.78 GPixel/s
Texture Rate
51.84 GTexel/s
105.3 GTexel/s
FP32 (TFLOPS)
1,244.2 GFLOPS
6.737 TFLOPS
FP64 (TFLOPS)
51.84 GFLOPS (1:24)
105.3 GFLOPS (1:64)
FP16 (TFLOPS)
—
6.737 TFLOPS (1:1)
AI/RT
RT Cores
—
18
Tensor Cores
—
72
Power
TDP
80 W
50 W
TDP (W)
80
50
-37.5%
Suggested PSU
250 W
250 W
Power Connectors
1x 6-pin
None
Architecture
Architecture
Kepler
Ampere
GPU Name
GK106
GA107
Generation
Quadro Kepler
(Kx000)
Workstation Ampere
(Ax000)
Process Size
28 nm
8 nm
Transistors
2,540 million
8,700 million
Die Size
221 mm²
200 mm²
Foundry
TSMC
Samsung
Density
11.5M / mm²
43.5M / mm²
API Support
DirectX
12 (11_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.2.175
1.4
OpenCL
3.0
3.0
CUDA
3.0
8.6
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
Single-slot
Single-slot
Length
241 mm
9.5 inches
163 mm
6.4 inches
Height
111 mm
4.4 inches
69 mm
2.7 inches
Outputs
1x DVI2x DisplayPort 1.2
4x mini-DisplayPort 1.4a
Bus Interface
PCIe 2.0 x16
PCIe 4.0 x8
Other
Launch Price
1,269 USD
—
Production
End-of-life
Active
Predecessor
Quadro Fermi
Quadro Turing
Successor
Quadro Maxwell
Workstation Ada