GPU Comparison
GEFORCE
NVIDIA GeForce GTX 660
CORE STATE
GK106
VRAM
2 GB
CLOCK SPEED
1032 MHz
TDP
140 W
BUS WIDTH
192 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2012
VS
GEFORCE
H200 NVL
CORE STATE
GH100
VRAM
141 GB
CLOCK SPEED
1785 MHz
TDP
600 W
BUS WIDTH
6144 bit
ARCHITECTURE
Hopper
PROCESS
5 nm
LAUNCH DATE
2024
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 660
H200 NVL
Core Specs
Shading Units
960
16,896
+1660.0%
Shaders
960
16,896
+1660.0%
TMUs
80
528
+560.0%
ROPs
24
24
0.0%
SM Count
—
132
Clocks
Base Clock
980 MHz
1365 MHz
Boost Clock
1032 MHz
1785 MHz
Memory Clock
1502 MHz
6 Gbps effective
1593 MHz
6.4 Gbps effective
Memory
Memory Size
2 GB
141 GB
VRAM (MB)
2,048
144,384
+6950.0%
Memory Type
GDDR5
HBM3e
Memory Bus
192 bit
6144 bit
Bandwidth
144.2 GB/s
4.89 TB/s
Cache
L1 Cache
16 KB (per SMX)
256 KB (per SM)
L2 Cache
384 KB
50 MB
Performance
Pixel Rate
20.64 GPixel/s
42.84 GPixel/s
Texture Rate
82.56 GTexel/s
942.5 GTexel/s
FP32 (TFLOPS)
1.981 TFLOPS
60.32 TFLOPS
FP64 (TFLOPS)
82.56 GFLOPS (1:24)
30.16 TFLOPS (1:2)
FP16 (TFLOPS)
—
241.3 TFLOPS (4:1)
AI/RT
Tensor Cores
—
528
Power
TDP
140 W
600 W
TDP (W)
140
600
+328.6%
Suggested PSU
300 W
1000 W
Power Connectors
1x 6-pin
8-pin EPS
Architecture
Architecture
Kepler
Hopper
GPU Name
GK106
GH100
Generation
GeForce 600
Server Hopper
(Hxx)
Process Size
28 nm
5 nm
Transistors
2,540 million
80,000 million
Die Size
221 mm²
814 mm²
Foundry
TSMC
TSMC
Density
11.5M / mm²
98.3M / mm²
API Support
DirectX
12 (11_0)
—
OpenGL
4.6
—
Vulkan
1.2.175
—
OpenCL
3.0
3.0
CUDA
3.0
9.0
Shader Model
6.5 (5.1)
—
Physical
Slot Width
Dual-slot
Dual-slot
Length
241 mm
9.5 inches
267 mm
10.5 inches
Height
—
111 mm
4.4 inches
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Other
Launch Price
229 USD
—
Production
End-of-life
Active
Predecessor
GeForce 500
Server Ada
Successor
GeForce 700
Server Blackwell