Sapphire Pulse Radeon RX 6600
vs
XFX Radeon RX 590 Fatboy Core Edition 8GB


GPU comparison with benchmarks

The Sapphire Pulse Radeon RX 6600 is based on the AMD Radeon RX 6600 (RDNA 2) and has 8 GB GDDR6 graphics memory with a bandwidth of 224 GB/s.

The XFX Radeon RX 590 Fatboy Core Edition 8GB is based on the AMD Radeon RX 590 (GCN 4) and has 8 GB GDDR5 graphics memory with a bandwidth of 256 GB/s.

GPU

The Sapphire Pulse Radeon RX 6600 has the Navi 23 XL graphics chip installed, which is based on the RDNA 2 architecture.

The XFX Radeon RX 590 Fatboy Core Edition 8GB is based on the graphics chip Polaris 30 XT, which comes from the GCN 4 architecture.
Sapphire Pulse Radeon RX 6600 GPU XFX Radeon RX 590 Fatboy Core Edition 8GB
AMD Radeon RX 6600 Based on AMD Radeon RX 590
Navi 23 XL GPU Chip Polaris 30 XT
RDNA 2 Architecture GCN 4
28 Streaming Multiprocessors 36
1792 Shader 2304
64 Render Output Units 32
112 Texture Units 144
28 Raytracing Cores 0

Memory

The graphics memory of the Sapphire Pulse Radeon RX 6600 clocks at 1.750 GHz, which corresponds to a speed of 14.0 Gbps.

The graphics memory speed of the XFX Radeon RX 590 Fatboy Core Edition 8GB is 8.0 Gbps and the clock speed is 2.000 GHz.

8 GB Memory Size 8 GB
GDDR6 Memory Type GDDR5
1.750 GHz Memory Clock 2.000 GHz
14.0 Gbps Memory Speed 8.0 Gbps
224 GB/s Memory bandwidth 256 GB/s
128 bit Memory Interface 256 bit

Clock Speeds

The clock frequency of a graphics card determines the speed in connection with the graphics architecture.

1.626 GHz Base Clock 1.469 GHz
2.491 GHz Boost Clock 1.565 GHz
2.04 GHz Avg (Game) Clock
Yes Overclocking Yes

Thermal Design

The Sapphire Pulse Radeon RX 6600 is powered by 1 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 132 W.

The XFX Radeon RX 590 Fatboy Core Edition 8GB has 1 x 6-Pin, 1 x 8-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 225 W.

132 W TDP 225 W
140 W TDP (up) --
100 °C Tjunction max 98 °C
1 x 8-Pin PCIe-Power 1 x 6-Pin, 1 x 8-Pin

Cooler & Fans

The Sapphire Pulse Radeon RX 6600 is equipped with a total of 2 Axial main fans.

The XFX Radeon RX 590 Fatboy Core Edition 8GB has 2 Axial main fans that cool the GPU and memory.

Axial Fan-Type Axial
2 x 90 mm Fan 1 2 x 100 mm
-- Fan 2 --
Air cooling Cooler-Type Air cooling
0 dB Noise (Idle) 0 dB
-- Noise (Load) --

Connectivity

Up to 4 screens can be operated with the Sapphire Pulse Radeon RX 6600.

The XFX Radeon RX 590 Fatboy Core Edition 8GB supports the operation of a maximum of 4 monitors.

4 Max. Displays 4
2.3 HDCP-Version 2.2
1x HDMI v2.1 HDMI Ports 1x HDMI v2.0b
3x DP v1.4a DP Ports 3x DP v1.4
-- DVI Ports 1
-- VGA Ports --
-- USB-C Ports --

Featureset

With the Sapphire Pulse Radeon RX 6600 it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels.

The maximum supported resolution of the XFX Radeon RX 590 Fatboy Core Edition 8GB is 7680x4320 pixels.

7680x4320 Max. resolution 7680x4320
12_2 (Ultimate) DirectX 12
Yes Raytracing No
Yes DLSS / FSR Yes
No LED lighting LED No LED lighting

Supported Video Codecs

The support and acceleration of certain video codecs can have a positive impact on the lower energy consumption and less waste heat from the graphics card.

Decode / Encode h264 Decode / Encode
Decode / Encode h265 / HEVC Decode / Encode
Decode AV1 No
Decode / Encode VP8 Decode
Decode / Encode VP9 Decode

Dimensions

The Sapphire Pulse Radeon RX 6600 is connected to the system via PCIe 4.0 x 8 lanes and requires 2 PCIe-Slots space in the housing.

The XFX Radeon RX 590 Fatboy Core Edition 8GB needs the space of 3 PCIe-Slots in the case and has a PCIe 3.0 x 16 Lanes interface.

193 mm Length 270 mm
120 mm Height 124 mm
40 mm Width 53 mm
2 PCIe-Slots Width (Slots) 3 PCIe-Slots
710 g Weight --
PCIe 4.0 x 8 GPU Interface PCIe 3.0 x 16

Additional data

The Sapphire Pulse Radeon RX 6600 has been manufactured with a structure width of 7 nanometers since Q4/2021.

The XFX Radeon RX 590 Fatboy Core Edition 8GB came on the market in Q3/2019 and will have a structure width of 14 nanometers manufactured.

11310-01-20G Part-no RX-590P8DLD6
Q4/2021 Release date Q3/2019
329 $ (Reference) Launch Price 279 $
7 nm Structure size 14 nm
data sheet Documents data sheet

Rate these graphics cards now

Here you can rate the Sapphire Pulse Radeon RX 6600 to help other visitors make their purchasing decisions. The average rating is 5.0 stars (1 ratings). Rate now:
Here you can rate the XFX Radeon RX 590 Fatboy Core Edition 8GB to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:

Benchmark results

3DMark Benchmark (DirectX, Raytracing)

3DMark is a benchmark program that determines the performance of certain components of a computer and then reports the performance as a numerical value.

Time Spy Extreme Graphics score

Port Royal (Raytracing)

Speed Way Graphics Score (Raytracing)

Cyberpunk 2077

Cyberpunk 2077 was developed by CD Projekt Red and is based on the development studio's own REDengine 4. Ray tracing is switched off in our benchmarks.

3840x2160 (2160p)

Sapphire Pulse Radeon RX 6600 Sapphire Pulse Radeon RX 6600
8 GB GDDR6
24 fps (avg)

2560x1440 (1440p)

Sapphire Pulse Radeon RX 6600 Sapphire Pulse Radeon RX 6600
8 GB GDDR6
31 fps (avg)

1920x1080 (1080p)

Sapphire Pulse Radeon RX 6600 Sapphire Pulse Radeon RX 6600
8 GB GDDR6
50 fps (avg)

The Last of Us Part 1

The Last of Us Part One is a game released by Sony in June 2013 exclusively for the Playstation and released for the PC in early 2023. The benchmark values here were determined at high details.

2560x1440 (1440p)

Sapphire Pulse Radeon RX 6600 Sapphire Pulse Radeon RX 6600
8 GB GDDR6
28 fps (avg)

1920x1080 (1080p)

Sapphire Pulse Radeon RX 6600 Sapphire Pulse Radeon RX 6600
8 GB GDDR6
64 fps (avg)

Battlefield 5

Battlefield 5 is a visually stunning game that is ideal as a graphics card benchmark. We test the game with maximum details on Windows 10.

3840x2160 (2160p)

2560x1440 (1440p)

1920x1080 (1080p)

Geekbench 6 (OpenCL, Vulkan, Metal)

Geekbench 6 is a cross-platform benchmark for main processors, which also carries out 3 different graphics benchmarks and outputs them in the form of a numerical value.

Geekbench 6 - OpenCL

Geekbench 6 - Vulkan

Geekbench 6 - Metal

FP32 Performance (Single-precision TFLOPS)

The theoretical computing power of the graphics card with single precision (32 bit) in TFLOPS indicates how many trillion FP32 floating point operations the graphics card (GPU) can perform per second.

FP32 (TFLOPS)

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