GPU Comparison
GEFORCE
NVIDIA GeForce GTX 660 Ti
CORE STATE
GK104
VRAM
2 GB
CLOCK SPEED
980 MHz
TDP
150 W
BUS WIDTH
192 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2012
VS
GEFORCE
RTX 2000 Ada Generation
CORE STATE
AD107
VRAM
16 GB
CLOCK SPEED
2130 MHz
TDP
70 W
BUS WIDTH
128 bit
ARCHITECTURE
Ada Lovelace
PROCESS
5 nm
LAUNCH DATE
2024
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 660 Ti
RTX 2000 Ada Generation
Core Specs
Shading Units
1,344
2,816
+109.5%
Shaders
1,344
2,816
+109.5%
TMUs
112
88
-21.4%
ROPs
24
48
+100.0%
SM Count
—
22
Clocks
Base Clock
915 MHz
1620 MHz
Boost Clock
980 MHz
2130 MHz
Memory Clock
1502 MHz
6 Gbps effective
2000 MHz
16 Gbps effective
Memory
Memory Size
2 GB
16 GB
VRAM (MB)
2,048
16,384
+700.0%
Memory Type
GDDR5
GDDR6
Memory Bus
192 bit
128 bit
Bandwidth
144.2 GB/s
256.0 GB/s
Cache
L1 Cache
16 KB (per SMX)
128 KB (per SM)
L2 Cache
384 KB
12 MB
Performance
Pixel Rate
27.44 GPixel/s
102.2 GPixel/s
Texture Rate
109.8 GTexel/s
187.4 GTexel/s
FP32 (TFLOPS)
2.634 TFLOPS
12.00 TFLOPS
FP64 (TFLOPS)
109.8 GFLOPS (1:24)
187.4 GFLOPS (1:64)
FP16 (TFLOPS)
—
12.00 TFLOPS (1:1)
AI/RT
RT Cores
—
22
Tensor Cores
—
88
Power
TDP
150 W
70 W
TDP (W)
150
70
-53.3%
Suggested PSU
450 W
250 W
Power Connectors
2x 6-pin
None
Architecture
Architecture
Kepler
Ada Lovelace
GPU Name
GK104
AD107
Generation
GeForce 600
Workstation Ada
(x000A)
Process Size
28 nm
5 nm
Transistors
3,540 million
18,900 million
Die Size
294 mm²
159 mm²
Foundry
TSMC
TSMC
Density
12.0M / mm²
118.9M / 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
Dual-slot
Length
241 mm
9.5 inches
168 mm
6.6 inches
Height
—
69 mm
2.7 inches
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
4x mini-DisplayPort 1.4a
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Other
Launch Price
299 USD
649 USD
Production
End-of-life
Active
Predecessor
GeForce 500
Workstation Ampere
Successor
GeForce 700
Blackwell PRO W