GPU Comparison
RADEON
AMD Radeon RX 6600 LE
CORE STATE
Navi 23
VRAM
8 GB
CLOCK SPEED
2495 MHz
TDP
132 W
BUS WIDTH
128 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2023
VS
RADEON
Radeon RX 6900 XT
CORE STATE
Navi 21
VRAM
16 GB
CLOCK SPEED
2250 MHz
TDP
300 W
BUS WIDTH
256 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2020
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
3dmark_3dmark_steel_nomad_dx12
geekbench_metal
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
RX 6600 LE
RX 6900 XT
Core Specs
Shading Units
1,792
5,120
+185.7%
Shaders
1,792
5,120
+185.7%
TMUs
112
320
+185.7%
ROPs
64
128
+100.0%
Compute Units
28
80
+185.7%
Clocks
Base Clock
1626 MHz
1825 MHz
Boost Clock
2495 MHz
2250 MHz
Game Clock
2045 MHz
2015 MHz
Memory Clock
1750 MHz
14 Gbps effective
2000 MHz
16 Gbps effective
Memory
Memory Size
8 GB
16 GB
VRAM (MB)
8,192
16,384
+100.0%
Memory Type
GDDR6
GDDR6
Memory Bus
128 bit
256 bit
Bandwidth
224.0 GB/s
512.0 GB/s
Cache
L1 Cache
128 KB per Array
128 KB per Array
L2 Cache
2 MB
4 MB
L3 Cache
32 MB
128 MB
L0 Cache
32 KB per WGP
32 KB per WGP
Performance
Pixel Rate
159.7 GPixel/s
288.0 GPixel/s
Texture Rate
279.4 GTexel/s
720.0 GTexel/s
FP32 (TFLOPS)
8.942 TFLOPS
23.04 TFLOPS
FP64 (TFLOPS)
558.9 GFLOPS (1:16)
1,440.0 GFLOPS (1:16)
FP16 (TFLOPS)
17.88 TFLOPS (2:1)
46.08 TFLOPS (2:1)
AI/RT
RT Cores
28
80
+185.7%
Power
TDP
132 W
300 W
TDP (W)
132
300
+127.3%
Suggested PSU
300 W
700 W
Power Connectors
1x 8-pin
2x 8-pin
Architecture
Architecture
RDNA 2.0
RDNA 2.0
GPU Name
Navi 23
Navi 21
Generation
Navi II
(RX 6000)
Navi II
(RX 6000)
Process Size
7 nm
7 nm
Transistors
11,060 million
26,800 million
Die Size
237 mm²
520 mm²
Foundry
TSMC
TSMC
Density
46.7M / mm²
51.5M / 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
Triple-slot
Length
190 mm
7.5 inches
267 mm
10.5 inches
Height
110 mm
4.3 inches
120 mm
4.7 inches
Outputs
1x HDMI 2.13x DisplayPort 1.4a
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x16
Other
Launch Price
—
999 USD
Production
Active
End-of-life
Predecessor
Navi
Navi
Successor
Navi III
Navi III