Home GPU Comparison AMD Radeon RX 6900 XTX vs NVIDIA GeForce GTX 650

AMD Radeon RX 6900 XTX vs NVIDIA GeForce GTX 650

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6900 XTX and 1024MB VRAM GeForce GTX 650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6900 XTX 's Advantages
Boost Clock2435MHz
More VRAM (16GB vs 1024GB)
Larger VRAM bandwidth (576.0GB/s vs 80.00GB/s)
4736 additional rendering cores
NVIDIA GeForce GTX 650 's Advantages
Lower TDP (65W vs 330W)

Score

Benchmark

FP32 (float)
Radeon RX 6900 XTX +2970%
24.93 TFLOPS
GeForce GTX 650
0.812 TFLOPS
VS

Graphics Card

Unknown
Release Date
Sep 2012
Navi II
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

2075 MHz
Base Clock
-
2435 MHz
Boost Clock
-
2250 MHz
Memory Clock
1250 MHz

Memory

16GB
Memory Size
1024MB
GDDR6
Memory Type
GDDR5
256bit
Memory Bus
128bit
576.0GB/s
Bandwidth
80.00GB/s

Render Config

80
Compute Units
-
-
-
-
5120
Shading Units
384
320
TMUs
32
128
ROPs
16
-
-
-
80
RT Cores
-
128 KB per Array
L1 Cache
16 KB (per SMX)
4 MB
L2 Cache
256 KB
128 MB
L3 Cache
-

Theoretical Performance

311.7 GPixel/s
Pixel Rate
8.464 GPixel/s
779.2 GTexel/s
Texture Rate
33.86 GTexel/s
49.87 TFLOPS
FP16 (half)
-
24.93 TFLOPS
FP32 (float)
812.5 GFLOPS
1.558 TFLOPS
FP64 (double)
33.86 GFLOPS

Board Design

330W
TDP
65W
700 W
Suggested PSU
250 W
1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C
Outputs
2x DVI 1x mini-HDMI 1.4a
2x 8-pin
Power Connectors
1x 6-pin

Graphics Processor

Navi 21
GPU Name
GK107
Navi 21 XTXH (215-121000247)
GPU Variant
GK107-450-A2
RDNA 2.0
Architecture
Kepler
TSMC
Foundry
TSMC
7 nm
Process Size
28 nm
26.8 billion
Transistors
1.27 billion
520 mm²
Die Size
118 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
2.1
OpenCL
3.0
1.3
Vulkan
1.1
-
CUDA
3.0
6.5
Shader Model
5.1

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