GPU Comparison
RADEON
AMD Radeon RX 455 OEM
CORE STATE
Tobago
VRAM
2 GB
CLOCK SPEED
—
TDP
100 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 2.0
PROCESS
28 nm
LAUNCH DATE
2016
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
RX 455 OEM
GTX 1660 Ti Max-Q
Core Specs
Shading Units
768
1,536
+100.0%
Shaders
768
1,536
+100.0%
TMUs
48
96
+100.0%
ROPs
16
48
+200.0%
Compute Units
12
—
SM Count
—
24
Clocks
Base Clock
—
1140 MHz
Boost Clock
—
1335 MHz
GPU Clock
1050 MHz
—
Memory Clock
1625 MHz
6.5 Gbps effective
1500 MHz
12 Gbps effective
Memory
Memory Size
2 GB
6 GB
VRAM (MB)
2,048
6,144
+200.0%
Memory Type
GDDR5
GDDR6
Memory Bus
128 bit
192 bit
Bandwidth
104.0 GB/s
288.0 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
256 KB
1536 KB
Performance
Pixel Rate
16.80 GPixel/s
64.08 GPixel/s
Texture Rate
50.40 GTexel/s
128.2 GTexel/s
FP32 (TFLOPS)
1.613 TFLOPS
4.101 TFLOPS
FP64 (TFLOPS)
100.8 GFLOPS (1:16)
128.2 GFLOPS (1:32)
FP16 (TFLOPS)
—
8.202 TFLOPS (2:1)
Power
TDP
100 W
—
TDP (W)
100
—
Suggested PSU
300 W
—
Power Connectors
1x 6-pin
None
Architecture
Architecture
GCN 2.0
Turing
GPU Name
Tobago
TU116
Generation
Arctic Islands
(RX 400)
GeForce 16 Mobile
Process Size
28 nm
12 nm
Transistors
2,080 million
6,600 million
Die Size
160 mm²
284 mm²
Foundry
TSMC
TSMC
Density
13.0M / mm²
23.2M / mm²
API Support
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1
3.0
CUDA
—
7.5
Shader Model
6.5
6.8
Physical
Slot Width
Single-slot
MXM Module
Length
165 mm
6.5 inches
—
Outputs
1x DVI1x HDMI 1.4a1x DisplayPort 1.2
Portable Device Dependent
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Pirate Islands
GeForce 10 Mobile
Successor
Polaris
GeForce 20 Mobile