Home GPU Comparison NVIDIA GeForce RTX 5070 vs AMD Radeon RX 6650 XT

NVIDIA GeForce RTX 5070 vs AMD Radeon RX 6650 XT

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 5070 and 8GB VRAM Radeon RX 6650 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5070 's Advantages
Released 2 years and 8 months late
More VRAM (12GB vs 8GB)
Larger VRAM bandwidth (532.6GB/s vs 280.3GB/s)
4352 additional rendering cores
AMD Radeon RX 6650 XT 's Advantages
Boost Clock has increased by 5% (2635MHz vs 2520MHz)
Lower TDP (176W vs 220W)

Score

Benchmark

FP32 (float)
GeForce RTX 5070 +198%
32.26 TFLOPS
Radeon RX 6650 XT
10.79 TFLOPS
VS

Graphics Card

Jan 2025
Release Date
May 2022
GeForce 50
Generation
Navi II
Desktop
Type
Desktop
PCIe 5.0 x16
Bus Interface
PCIe 4.0 x8

Clock Speeds

2235 MHz
Base Clock
2055 MHz
2520 MHz
Boost Clock
2635 MHz
1750 MHz
Memory Clock
2190 MHz

Memory

12GB
Memory Size
8GB
GDDR7
Memory Type
GDDR6
192bit
Memory Bus
128bit
532.6GB/s
Bandwidth
280.3GB/s

Render Config

-
Compute Units
32
50
SM Count
-
6400
Shading Units
2048
200
TMUs
128
64
ROPs
64
200
Tensor Cores
-
50
RT Cores
32
128 KB (per SM)
L1 Cache
128 KB per Array
40 MB
L2 Cache
2 MB
-
L3 Cache
32 MB

Theoretical Performance

161.3 GPixel/s
Pixel Rate
168.6 GPixel/s
504.0 GTexel/s
Texture Rate
337.3 GTexel/s
32.26 TFLOPS
FP16 (half)
21.59 TFLOPS
32.26 TFLOPS
FP32 (float)
10.79 TFLOPS
504.0 GFLOPS
FP64 (double)
674.6 GFLOPS

Board Design

220W
TDP
176W
550 W
Suggested PSU
450 W
1x HDMI 2.1 3x DisplayPort 2.1a
Outputs
1x HDMI 2.1 3x DisplayPort 1.4a
1x 16-pin
Power Connectors
1x 8-pin

Graphics Processor

GB205
GPU Name
Navi 23
GB205
GPU Variant
Navi 23 KXT (215-130000136)
Blackwell 2.0
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
4 nm
Process Size
7 nm
Unknown
Transistors
11.06 billion
Unknown
Die Size
237 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.3
10.1
CUDA
-
6.8
Shader Model
6.5

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