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
L4
CORE STATE
AD104
VRAM
24 GB
CLOCK SPEED
2040 MHz
TDP
72 W
BUS WIDTH
192 bit
ARCHITECTURE
Ada Lovelace
PROCESS
5 nm
LAUNCH DATE
2023
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 660
L4
Core Specs
Shading Units
960
7,424
+673.3%
Shaders
960
7,424
+673.3%
TMUs
80
240
+200.0%
ROPs
24
80
+233.3%
SM Count
—
60
Clocks
Base Clock
980 MHz
795 MHz
Boost Clock
1032 MHz
2040 MHz
Memory Clock
1502 MHz
6 Gbps effective
1563 MHz
12.5 Gbps effective
Memory
Memory Size
2 GB
24 GB
VRAM (MB)
2,048
24,576
+1100.0%
Memory Type
GDDR5
GDDR6
Memory Bus
192 bit
192 bit
Bandwidth
144.2 GB/s
300.1 GB/s
Cache
L1 Cache
16 KB (per SMX)
128 KB (per SM)
L2 Cache
384 KB
48 MB
Performance
Pixel Rate
20.64 GPixel/s
163.2 GPixel/s
Texture Rate
82.56 GTexel/s
489.6 GTexel/s
FP32 (TFLOPS)
1.981 TFLOPS
30.29 TFLOPS
FP64 (TFLOPS)
82.56 GFLOPS (1:24)
473.3 GFLOPS (1:64)
FP16 (TFLOPS)
—
30.29 TFLOPS (1:1)
AI/RT
RT Cores
—
60
Tensor Cores
—
240
Power
TDP
140 W
72 W
TDP (W)
140
72
-48.6%
Suggested PSU
300 W
250 W
Power Connectors
1x 6-pin
None
Architecture
Architecture
Kepler
Ada Lovelace
GPU Name
GK106
AD104
Generation
GeForce 600
Server Ada
(Lxx)
Process Size
28 nm
5 nm
Transistors
2,540 million
35,800 million
Die Size
221 mm²
294 mm²
Foundry
TSMC
TSMC
Density
11.5M / mm²
121.8M / 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
8.9
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
Dual-slot
Single-slot
Length
241 mm
9.5 inches
169 mm
6.7 inches
Height
—
56 mm
2.2 inches
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Other
Launch Price
229 USD
—
Production
End-of-life
Active
Predecessor
GeForce 500
Server Ampere
Successor
GeForce 700
Server Hopper