GPU Comparison
RADEON
AMD Radeon RX 6600 XT
CORE STATE
Navi 23
VRAM
8 GB
CLOCK SPEED
2589 MHz
TDP
160 W
BUS WIDTH
128 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2021
VS
GEFORCE
GeForce RTX 2080 SUPER
CORE STATE
TU104
VRAM
8 GB
CLOCK SPEED
1815 MHz
TDP
250 W
BUS WIDTH
256 bit
ARCHITECTURE
Turing
PROCESS
12 nm
LAUNCH DATE
2019
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 XT
RTX 2080 SUPER
Core Specs
Shading Units
2,048
3,072
+50.0%
Shaders
2,048
3,072
+50.0%
TMUs
128
192
+50.0%
ROPs
64
64
0.0%
Compute Units
32
—
SM Count
—
48
Clocks
Base Clock
1968 MHz
1650 MHz
Boost Clock
2589 MHz
1815 MHz
Game Clock
2359 MHz
—
Memory Clock
2000 MHz
16 Gbps effective
1937 MHz
15.5 Gbps effective
Memory
Memory Size
8 GB
8 GB
VRAM (MB)
8,192
8,192
0.0%
Memory Type
GDDR6
GDDR6
Memory Bus
128 bit
256 bit
Bandwidth
256.0 GB/s
495.9 GB/s
Cache
L1 Cache
128 KB per Array
64 KB (per SM)
L2 Cache
2 MB
4 MB
L3 Cache
32 MB
—
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
165.7 GPixel/s
116.2 GPixel/s
Texture Rate
331.4 GTexel/s
348.5 GTexel/s
FP32 (TFLOPS)
10.60 TFLOPS
11.15 TFLOPS
FP64 (TFLOPS)
662.8 GFLOPS (1:16)
348.5 GFLOPS (1:32)
FP16 (TFLOPS)
21.21 TFLOPS (2:1)
22.30 TFLOPS (2:1)
AI/RT
RT Cores
32
48
+50.0%
Tensor Cores
—
384
Power
TDP
160 W
250 W
TDP (W)
160
250
+56.3%
Suggested PSU
450 W
600 W
Power Connectors
1x 8-pin
1x 6-pin + 1x 8-pin
Architecture
Architecture
RDNA 2.0
Turing
GPU Name
Navi 23
TU104
Generation
Navi II
(RX 6000)
GeForce 20
Process Size
7 nm
12 nm
Transistors
11,060 million
13,600 million
Die Size
237 mm²
545 mm²
Foundry
TSMC
TSMC
Density
46.7M / mm²
25.0M / 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
—
7.5
Shader Model
6.8
6.8
Physical
Slot Width
Dual-slot
Dual-slot
Length
190 mm
7.5 inches
267 mm
10.5 inches
Height
110 mm
4.3 inches
116 mm
4.6 inches
Outputs
1x HDMI 2.13x DisplayPort 1.4a
1x HDMI 2.03x DisplayPort 1.4a1x USB Type-C
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Other
Launch Price
379 USD
699 USD
Production
End-of-life
End-of-life
Predecessor
Navi
GeForce 10
Successor
Navi III
GeForce 30