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
RADEON
Radeon RX 6800M
CORE STATE
Navi 22
VRAM
12 GB
CLOCK SPEED
2390 MHz
TDP
145 W
BUS WIDTH
192 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2021
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
RX 6800M
Core Specs
Shading Units
1,792
2,560
+42.9%
Shaders
1,792
2,560
+42.9%
TMUs
112
160
+42.9%
ROPs
64
64
0.0%
Compute Units
28
40
+42.9%
Clocks
Base Clock
1626 MHz
2116 MHz
Boost Clock
2491 MHz
2390 MHz
Game Clock
2044 MHz
2300 MHz
Memory Clock
1750 MHz
14 Gbps effective
2000 MHz
16 Gbps effective
Memory
Memory Size
8 GB
12 GB
VRAM (MB)
8,192
12,288
+50.0%
Memory Type
GDDR6
GDDR6
Memory Bus
128 bit
192 bit
Bandwidth
224.0 GB/s
384.0 GB/s
Cache
L1 Cache
128 KB per Array
128 KB per Array
L2 Cache
2 MB
3 MB
L3 Cache
32 MB
96 MB
L0 Cache
32 KB per WGP
32 KB per WGP
Performance
Pixel Rate
159.4 GPixel/s
153.0 GPixel/s
Texture Rate
279.0 GTexel/s
382.4 GTexel/s
FP32 (TFLOPS)
8.928 TFLOPS
12.24 TFLOPS
FP64 (TFLOPS)
558.0 GFLOPS (1:16)
764.8 GFLOPS (1:16)
FP16 (TFLOPS)
17.86 TFLOPS (2:1)
24.47 TFLOPS (2:1)
AI/RT
RT Cores
28
40
+42.9%
Power
TDP
132 W
145 W
TDP (W)
132
145
+9.8%
Suggested PSU
300 W
—
Power Connectors
1x 8-pin
None
Architecture
Architecture
RDNA 2.0
RDNA 2.0
GPU Name
Navi 23
Navi 22
Generation
Navi II
(RX 6000)
Navi Mobile
(RX 6000M)
Process Size
7 nm
7 nm
Transistors
11,060 million
17,200 million
Die Size
237 mm²
335 mm²
Foundry
TSMC
TSMC
Density
46.7M / mm²
51.3M / 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
2.1
Shader Model
6.8
6.8
Physical
Slot Width
Dual-slot
IGP
Length
190 mm
7.5 inches
—
Height
110 mm
4.3 inches
—
Outputs
1x HDMI 2.13x DisplayPort 1.4a
Portable Device Dependent
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x16
Other
Launch Price
329 USD
—
Production
End-of-life
End-of-life
Predecessor
Navi
Polaris Mobile
Successor
Navi III
—