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
GPU
Arc B580
CORE STATE
BMG-G21
VRAM
12 GB
CLOCK SPEED
2670 MHz
TDP
190 W
BUS WIDTH
192 bit
ARCHITECTURE
Xe2-HPG
PROCESS
5 nm
LAUNCH DATE
2024
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
B580
Core Specs
Shading Units
1,792
2,560
+42.9%
Shaders
1,792
2,560
+42.9%
TMUs
112
160
+42.9%
ROPs
64
80
+25.0%
Compute Units
28
—
Execution Units
—
20
Clocks
Base Clock
1700 MHz
2670 MHz
Boost Clock
2000 MHz
2670 MHz
Game Clock
1881 MHz
—
Memory Clock
1750 MHz
14 Gbps effective
2375 MHz
19 Gbps effective
Memory
Memory Size
4 GB
12 GB
VRAM (MB)
4,096
12,288
+200.0%
Memory Type
GDDR6
GDDR6
Memory Bus
128 bit
192 bit
Bandwidth
224.0 GB/s
456.0 GB/s
Cache
L1 Cache
128 KB per Array
256 KB (per EU)
L2 Cache
2 MB
18 MB
L3 Cache
32 MB
—
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
128.0 GPixel/s
213.6 GPixel/s
Texture Rate
224.0 GTexel/s
427.2 GTexel/s
FP32 (TFLOPS)
7.168 TFLOPS
13.67 TFLOPS
FP64 (TFLOPS)
448.0 GFLOPS (1:16)
1.709 TFLOPS (1:8)
FP16 (TFLOPS)
14.34 TFLOPS (2:1)
27.34 TFLOPS (2:1)
AI/RT
RT Cores
28
20
-28.6%
XMX Cores
—
160
Power
TDP
80 W
190 W
TDP (W)
80
190
+137.5%
Suggested PSU
—
450 W
Power Connectors
None
1x 8-pin
Architecture
Architecture
RDNA 2.0
Xe2-HPG
GPU Name
Navi 23
BMG-G21
Generation
Navi Mobile
(RX 6000M)
Battlemage
(Arc 5)
Process Size
7 nm
5 nm
Transistors
11,060 million
19,600 million
Die Size
237 mm²
272 mm²
Foundry
TSMC
TSMC
Density
46.7M / mm²
72.1M / 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
Shader Model
6.8
6.6
Physical
Slot Width
IGP
Dual-slot
Length
—
272 mm
10.7 inches
Height
—
115 mm
4.5 inches
Outputs
Portable Device Dependent
1x HDMI 2.1a3x DisplayPort 2.1
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x8
Other
Launch Price
—
249 USD
Production
End-of-life
Active
Predecessor
Polaris Mobile
Alchemist