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 3080 Ti
CORE STATE
GA102
VRAM
12 GB
CLOCK SPEED
1665 MHz
TDP
350 W
BUS WIDTH
384 bit
ARCHITECTURE
Ampere
PROCESS
8 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 XT
RTX 3080 Ti
Core Specs
Shading Units
2,048
10,240
+400.0%
Shaders
2,048
10,240
+400.0%
TMUs
128
320
+150.0%
ROPs
64
112
+75.0%
Compute Units
32
—
SM Count
—
80
Clocks
Base Clock
1968 MHz
1365 MHz
Boost Clock
2589 MHz
1665 MHz
Game Clock
2359 MHz
—
Memory Clock
2000 MHz
16 Gbps effective
1188 MHz
19 Gbps effective
Memory
Memory Size
8 GB
12 GB
VRAM (MB)
8,192
12,288
+50.0%
Memory Type
GDDR6
GDDR6X
Memory Bus
128 bit
384 bit
Bandwidth
256.0 GB/s
912.4 GB/s
Cache
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
2 MB
6 MB
L3 Cache
32 MB
—
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
165.7 GPixel/s
186.5 GPixel/s
Texture Rate
331.4 GTexel/s
532.8 GTexel/s
FP32 (TFLOPS)
10.60 TFLOPS
34.10 TFLOPS
FP64 (TFLOPS)
662.8 GFLOPS (1:16)
532.8 GFLOPS (1:64)
FP16 (TFLOPS)
21.21 TFLOPS (2:1)
34.10 TFLOPS (1:1)
AI/RT
RT Cores
32
80
+150.0%
Tensor Cores
—
320
Power
TDP
160 W
350 W
TDP (W)
160
350
+118.8%
Suggested PSU
450 W
750 W
Power Connectors
1x 8-pin
1x 12-pin
Architecture
Architecture
RDNA 2.0
Ampere
GPU Name
Navi 23
GA102
Generation
Navi II
(RX 6000)
GeForce 30
Process Size
7 nm
8 nm
Transistors
11,060 million
28,300 million
Die Size
237 mm²
628 mm²
Foundry
TSMC
Samsung
Density
46.7M / mm²
45.1M / 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
CUDA
—
8.6
Shader Model
6.8
6.8
Physical
Slot Width
Dual-slot
Dual-slot
Length
190 mm
7.5 inches
285 mm
11.2 inches
Height
110 mm
4.3 inches
112 mm
4.4 inches
Outputs
1x HDMI 2.13x DisplayPort 1.4a
1x HDMI 2.13x DisplayPort 1.4a
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x16
Other
Launch Price
379 USD
1,199 USD
Production
End-of-life
End-of-life
Predecessor
Navi
GeForce 20
Successor
Navi III
GeForce 40