GPU Comparison
RADEON
AMD Radeon RX 6600S
CORE STATE
Navi 23
VRAM
4 GB
CLOCK SPEED
2000 MHz
TDP
80 W
BUS WIDTH
128 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2022
VS
GEFORCE
GeForce RTX 5090 Mobile
CORE STATE
GB203
VRAM
24 GB
CLOCK SPEED
1515 MHz
TDP
95 W
BUS WIDTH
256 bit
ARCHITECTURE
Blackwell 2.0
PROCESS
5 nm
LAUNCH DATE
2025
PERFORMANCE BENCHMARKS
geekbench_opencl
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
3dmark_3dmark_steel_nomad_dx12
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
RX 6600S
RTX 5090 Mobile
Core Specs
Shading Units
1,792
10,496
+485.7%
Shaders
1,792
10,496
+485.7%
TMUs
112
328
+192.9%
ROPs
64
112
+75.0%
Compute Units
28
—
SM Count
—
82
Clocks
Base Clock
1700 MHz
990 MHz
Boost Clock
2000 MHz
1515 MHz
Game Clock
1881 MHz
—
Memory Clock
1750 MHz
14 Gbps effective
1750 MHz
28 Gbps effective
Memory
Memory Size
4 GB
24 GB
VRAM (MB)
4,096
24,576
+500.0%
Memory Type
GDDR6
GDDR7
Memory Bus
128 bit
256 bit
Bandwidth
224.0 GB/s
896.0 GB/s
Cache
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
2 MB
64 MB
L3 Cache
32 MB
—
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
128.0 GPixel/s
169.7 GPixel/s
Texture Rate
224.0 GTexel/s
496.9 GTexel/s
FP32 (TFLOPS)
7.168 TFLOPS
31.80 TFLOPS
FP64 (TFLOPS)
448.0 GFLOPS (1:16)
496.9 GFLOPS (1:64)
FP16 (TFLOPS)
14.34 TFLOPS (2:1)
31.80 TFLOPS (1:1)
AI/RT
RT Cores
28
82
+192.9%
Tensor Cores
—
328
Power
TDP
80 W
95 W
TDP (W)
80
95
+18.8%
Power Connectors
None
None
Architecture
Architecture
RDNA 2.0
Blackwell 2.0
GPU Name
Navi 23
GB203
Generation
Navi Mobile
(RX 6000M)
GeForce 50 Mobile
Process Size
7 nm
5 nm
Transistors
11,060 million
45,600 million
Die Size
237 mm²
378 mm²
Foundry
TSMC
TSMC
Density
46.7M / mm²
120.6M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
2.1
3.0
CUDA
—
12.0
Shader Model
6.8
6.8
Physical
Slot Width
IGP
IGP
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 4.0 x8
PCIe 5.0 x16
Other
Production
End-of-life
Active
Predecessor
Polaris Mobile
GeForce 40 Mobile