GPU Comparison
RADEON
AMD Radeon RX 6600
CORE STATE
Navi 23
VRAM
8 GB
CLOCK SPEED
2491 MHz
TDP
132 W
BUS WIDTH
128 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2021
VS
GEFORCE
GeForce GTX 1660 SUPER
CORE STATE
TU116
VRAM
6 GB
CLOCK SPEED
1785 MHz
TDP
125 W
BUS WIDTH
192 bit
ARCHITECTURE
Turing
PROCESS
12 nm
LAUNCH DATE
2019
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_metal
geekbench_opencl
geekbench_vulkan
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
RX 6600
GTX 1660 SUPER
Core Specs
Shading Units
1,792
1,408
-21.4%
Shaders
1,792
1,408
-21.4%
TMUs
112
88
-21.4%
ROPs
64
48
-25.0%
Compute Units
28
—
SM Count
—
22
Clocks
Base Clock
1626 MHz
1530 MHz
Boost Clock
2491 MHz
1785 MHz
Game Clock
2044 MHz
—
Memory Clock
1750 MHz
14 Gbps effective
1750 MHz
14 Gbps effective
Memory
Memory Size
8 GB
6 GB
VRAM (MB)
8,192
6,144
-25.0%
Memory Type
GDDR6
GDDR6
Memory Bus
128 bit
192 bit
Bandwidth
224.0 GB/s
336.0 GB/s
Cache
L1 Cache
128 KB per Array
64 KB (per SM)
L2 Cache
2 MB
1536 KB
L3 Cache
32 MB
—
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
159.4 GPixel/s
85.68 GPixel/s
Texture Rate
279.0 GTexel/s
157.1 GTexel/s
FP32 (TFLOPS)
8.928 TFLOPS
5.027 TFLOPS
FP64 (TFLOPS)
558.0 GFLOPS (1:16)
157.1 GFLOPS (1:32)
FP16 (TFLOPS)
17.86 TFLOPS (2:1)
10.05 TFLOPS (2:1)
AI/RT
RT Cores
28
—
Power
TDP
132 W
125 W
TDP (W)
132
125
-5.3%
Suggested PSU
300 W
300 W
Power Connectors
1x 8-pin
1x 8-pin
Architecture
Architecture
RDNA 2.0
Turing
GPU Name
Navi 23
TU116
Generation
Navi II
(RX 6000)
GeForce 16
Process Size
7 nm
12 nm
Transistors
11,060 million
6,600 million
Die Size
237 mm²
284 mm²
Foundry
TSMC
TSMC
Density
46.7M / mm²
23.2M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
2.1
3.0
CUDA
—
7.5
Shader Model
6.8
6.8
Physical
Slot Width
Dual-slot
Dual-slot
Length
190 mm
7.5 inches
229 mm
9 inches
Height
110 mm
4.3 inches
111 mm
4.4 inches
Outputs
1x HDMI 2.13x DisplayPort 1.4a
1x DVI1x HDMI 2.01x DisplayPort 1.4a
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Other
Launch Price
329 USD
229 USD
Production
End-of-life
End-of-life
Predecessor
Navi
GeForce 10
Successor
Navi III
GeForce 20