GPU Comparison
RADEON
ATI Radeon HD 2900 GT
CORE STATE
R600
VRAM
256 MB
CLOCK SPEED
—
TDP
150 W
BUS WIDTH
256 bit
ARCHITECTURE
TeraScale
PROCESS
80 nm
LAUNCH DATE
2007
VS
GEFORCE
GeForce GTX 1660 Ti Max-Q
CORE STATE
TU116
VRAM
6 GB
CLOCK SPEED
1335 MHz
TDP
—
BUS WIDTH
192 bit
ARCHITECTURE
Turing
PROCESS
12 nm
LAUNCH DATE
2019
DETAILED SPECIFICATIONS
SPECIFICATION
ATI Radeon HD 2900 GT
GTX 1660 Ti Max-Q
Core Specs
Shading Units
240
1,536
+540.0%
Shaders
240
1,536
+540.0%
TMUs
12
96
+700.0%
ROPs
12
48
+300.0%
Compute Units
3
—
SM Count
—
24
Clocks
Base Clock
—
1140 MHz
Boost Clock
—
1335 MHz
GPU Clock
601 MHz
—
Memory Clock
800 MHz
1600 Mbps effective
1500 MHz
12 Gbps effective
Memory
Memory Size
256 MB
6 GB
VRAM (MB)
256
6,144
+2300.0%
Memory Type
GDDR3
GDDR6
Memory Bus
256 bit
192 bit
Bandwidth
51.20 GB/s
288.0 GB/s
Cache
L1 Cache
—
64 KB (per SM)
L2 Cache
128 KB
1536 KB
Performance
Pixel Rate
7.212 GPixel/s
64.08 GPixel/s
Texture Rate
7.212 GTexel/s
128.2 GTexel/s
FP32 (TFLOPS)
288.5 GFLOPS
4.101 TFLOPS
FP64 (TFLOPS)
—
128.2 GFLOPS (1:32)
FP16 (TFLOPS)
—
8.202 TFLOPS (2:1)
Power
TDP
150 W
—
TDP (W)
150
—
Suggested PSU
450 W
—
Power Connectors
1x 8-pin
None
Architecture
Architecture
TeraScale
Turing
GPU Name
R600
TU116
Generation
Radeon R600
(HD 2900)
GeForce 16 Mobile
Process Size
80 nm
12 nm
Transistors
720 million
6,600 million
Die Size
420 mm²
284 mm²
Foundry
TSMC
TSMC
Density
1.7M / mm²
23.2M / mm²
API Support
DirectX
10.0 (10_0)
12 (12_1)
OpenGL
3.3 (full)
4.0 (partial)
4.6
Vulkan
—
1.4
OpenCL
—
3.0
CUDA
—
7.5
Shader Model
4.0
6.8
Physical
Slot Width
Dual-slot
MXM Module
Outputs
2x DVI1x S-Video
Portable Device Dependent
Bus Interface
PCIe 1.0 x16
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Radeon R500 PCIe
GeForce 10 Mobile
Successor
Radeon R700
GeForce 20 Mobile