GPU Comparison
RADEON
AMD Radeon RX 6400
CORE STATE
Navi 24
VRAM
4 GB
CLOCK SPEED
2321 MHz
TDP
53 W
BUS WIDTH
64 bit
ARCHITECTURE
RDNA 2.0
PROCESS
6 nm
LAUNCH DATE
2022
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_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 6400
GTX 1660 SUPER
Core Specs
Shading Units
768
1,408
+83.3%
Shaders
768
1,408
+83.3%
TMUs
48
88
+83.3%
ROPs
32
48
+50.0%
Compute Units
12
—
SM Count
—
22
Clocks
Base Clock
1923 MHz
1530 MHz
Boost Clock
2321 MHz
1785 MHz
Game Clock
2039 MHz
—
Memory Clock
2000 MHz
16 Gbps effective
1750 MHz
14 Gbps effective
Memory
Memory Size
4 GB
6 GB
VRAM (MB)
4,096
6,144
+50.0%
Memory Type
GDDR6
GDDR6
Memory Bus
64 bit
192 bit
Bandwidth
128.0 GB/s
336.0 GB/s
Cache
L1 Cache
128 KB per Array
64 KB (per SM)
L2 Cache
1024 KB
1536 KB
L3 Cache
16 MB
—
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
74.27 GPixel/s
85.68 GPixel/s
Texture Rate
111.4 GTexel/s
157.1 GTexel/s
FP32 (TFLOPS)
3.565 TFLOPS
5.027 TFLOPS
FP64 (TFLOPS)
222.8 GFLOPS (1:16)
157.1 GFLOPS (1:32)
FP16 (TFLOPS)
7.130 TFLOPS (2:1)
10.05 TFLOPS (2:1)
AI/RT
RT Cores
12
—
Power
TDP
53 W
125 W
TDP (W)
53
125
+135.8%
Suggested PSU
250 W
300 W
Power Connectors
None
1x 8-pin
Architecture
Architecture
RDNA 2.0
Turing
GPU Name
Navi 24
TU116
Generation
Navi II
(RX 6000)
GeForce 16
Process Size
6 nm
12 nm
Transistors
5,400 million
6,600 million
Die Size
107 mm²
284 mm²
Foundry
TSMC
TSMC
Density
50.5M / 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
2.2
3.0
CUDA
—
7.5
Shader Model
6.8
6.8
Physical
Slot Width
Single-slot
Dual-slot
Length
—
229 mm
9 inches
Height
—
111 mm
4.4 inches
Outputs
1x HDMI 2.11x DisplayPort 1.4a
1x DVI1x HDMI 2.01x DisplayPort 1.4a
Bus Interface
PCIe 4.0 x4
PCIe 3.0 x16
Other
Launch Price
159 USD
229 USD
Production
End-of-life
End-of-life
Predecessor
Navi
GeForce 10
Successor
Navi III
GeForce 20