AMD Radeon RX 6900 XTX vs NVIDIA GeForce GT 420 OEM

VS

AMD Radeon RX 6900 XTX

NVIDIA GeForce GT 420 OEM

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6900 XTX and 1024MB VRAM GeForce GT 420 OEM 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 28.80GB/s)

5072 additional rendering cores

NVIDIA GeForce GT 420 OEM 's Advantages

Lower TDP (50W vs 330W)

Score

Benchmark

FP32 (float)

Radeon RX 6900 XTX +18504%

24.93 TFLOPS

GeForce GT 420 OEM

0.134 TFLOPS

Radeon RX 6900 XTX

VS

GeForce GT 420 OEM

Graphics Card

Unknown

Release Date

Sep 2010

Navi II

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2075 MHz

Base Clock

-

2435 MHz

Boost Clock

-

2250 MHz

Memory Clock

900 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

128bit

576.0GB/s

Bandwidth

28.80GB/s

Render Config

80

Compute Units

-

SM Count

1

5120

Shading Units

48

320

TMUs

4

128

ROPs

4

-

80

RT Cores

-

128 KB per Array

L1 Cache

64 KB (per SM)

4 MB

L2 Cache

256 KB

128 MB

L3 Cache

-

Theoretical Performance

311.7 GPixel/s

Pixel Rate

1.400 GPixel/s

779.2 GTexel/s

Texture Rate

2.800 GTexel/s

49.87 TFLOPS

FP16 (half)

-

24.93 TFLOPS

FP32 (float)

134.4 GFLOPS

1.558 TFLOPS

FP64 (double)

11.20 GFLOPS

Board Design

330W

TDP

50W

700 W

Suggested PSU

250 W

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

2x 8-pin

Power Connectors

None

Graphics Processor

Navi 21

GPU Name

GF108

Navi 21 XTXH (215-121000247)

GPU Variant

GF108-200-A1

RDNA 2.0

Architecture

Fermi

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

26.8 billion

Transistors

0.585 billion

520 mm²

Die Size

116 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

2.1

6.5

Shader Model

5.1

Related GPU Comparisons

1

AMD Radeon RX 6900 XTX vs NVIDIA GeForce GTX 760 OEM Rebrand

2

AMD Radeon RX 6900 XTX vs AMD Radeon Pro V5300X

3

AMD Radeon RX 6900 XTX vs NVIDIA GeForce GT 430 PCI

4

AMD Radeon RX 6900 XTX vs NVIDIA GeForce RTX 2060 12 GB

5

AMD Radeon RX 6900 XTX vs ATI Radeon X1550 PCI

6

AMD Radeon RX 6900 XTX vs AMD Radeon R9 380 OEM

7

AMD Radeon RX 6900 XTX vs NVIDIA RTX 5880 Ada Generation

8

AMD Radeon RX 6900 XTX vs ATI Radeon HD 4570 Rebrand

9

AMD Radeon RX 6900 XTX vs AMD Radeon HD 8970 OEM

10

AMD Radeon RX 6900 XTX vs NVIDIA GeForce 8600 GT

Related News

1

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

2

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

3

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

4

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

5

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

6

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

7

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

8

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

9

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!

10

Intel Finally Achieves Frame Generation! 'F1 24' Becomes the First XeSS 2 Game