GIGABYTE Radeon RX 6400 D6 LOW PROFILE 4G
vs
ASRock Radeon RX 6600 Challenger ITX


4mp
GIGABYTE Radeon RX 6400 D6 LOW PROFILE 4G
-VS-
10mp
ASRock Radeon RX 6600 Challenger ITX

GPU comparison with benchmarks

In the gpu comparison between the GIGABYTE Radeon RX 6400 D6 LOW PROFILE 4G and the ASRock Radeon RX 6600 Challenger ITX, we compare both the technical data and the benchmark results of the two graphics cards.

GPU

The GIGABYTE Radeon RX 6400 D6 LOW PROFILE 4G is based on the AMD Radeon RX 6400 and has 768 texture shaders and 12 execution units.

ASRock Radeon RX 6600 Challenger ITX is based on AMD Radeon RX 6600, which has 1792 shaders and 28 execution units.
GIGABYTE Radeon RX 6400 D6 LOW PROFILE 4G GPU ASRock Radeon RX 6600 Challenger ITX
AMD Radeon RX 6400 Based on AMD Radeon RX 6600
Navi 24 XL GPU Chip Navi 23 XL
RDNA 2 Architecture RDNA 2
12 Streaming Multiprocessors 28
768 Shader 1792
32 Render Output Units 64
48 Texture Units 112
12 Raytracing Cores 28

Memory

The GIGABYTE Radeon RX 6400 D6 LOW PROFILE 4G has 4 GB of graphics memory of the type GDDR6 and achieves a memory bandwidth of 128 GB/s.

The ASRock Radeon RX 6600 Challenger ITX can access 8 GB GDDR6 graphics memory and thus achieves a memory bandwidth of 224 GB/s.
4 GB Memory Size 8 GB
GDDR6 Memory Type GDDR6
2.000 GHz Memory Clock 1.750 GHz
16.0 Gbps Memory Speed 14.0 Gbps
128 GB/s Memory bandwidth 224 GB/s
64 bit Memory Interface 128 bit

Clock Speeds

The GIGABYTE Radeon RX 6400 D6 LOW PROFILE 4G clocks in the base with up to 1.923 GHz. The base frequency of the ASRock Radeon RX 6600 Challenger ITX is 1.626 GHz.
1.923 GHz Base Clock 1.626 GHz
2.321 GHz Boost Clock 2.491 GHz
2.04 GHz Avg (Game) Clock 2.04 GHz
Yes Overclocking Yes

Thermal Design

The TDP (Thermal Design Power) of the GIGABYTE Radeon RX 6400 D6 LOW PROFILE 4G is 53 W. The graphics card is supplied with energy via the connector.

The ASRock Radeon RX 6600 Challenger ITX has a TDP of 132 W and is supplied with the required energy via 1 x 8-Pin PCIe power connectors.
53 W TDP 132 W
-- TDP (up) --
97 °C Tjunction max 100 °C
PCIe-Power 1 x 8-Pin

Cooler & Fans

The GIGABYTE Radeon RX 6400 D6 LOW PROFILE 4G has a total of 2 Axial fans.

The ASRock Radeon RX 6600 Challenger ITX has 1 Axial fans to cool the GPU and memory.
Axial Fan-Type Axial
2 x 50 mm Fan 1 1 x 100 mm
-- Fan 2 --
Air cooling Cooler-Type Air cooling
0 dB Noise (Idle) 0 dB
-- Noise (Load) --

Connectivity

In the connectivity category, we recorded the number of ports on a graphics card. A total of 2 screens can be connected to the GIGABYTE Radeon RX 6400 D6 LOW PROFILE 4G.

The ASRock Radeon RX 6600 Challenger ITX supports a maximum of 4 screens.
2 Max. Displays 4
2.3 HDCP-Version 2.3
1x HDMI v2.1 HDMI Ports 1x HDMI v2.1
1x DP v1.4a DP Ports 2x DP v1.4
-- DVI Ports --
-- VGA Ports --
-- USB-C Ports --

Featureset

The GIGABYTE Radeon RX 6400 D6 LOW PROFILE 4G supports a maximum resolution of 7680x4320 pixels.

The maximum resolution of the ASRock Radeon RX 6600 Challenger ITX is 7680x4320 pixels.
7680x4320 Max. resolution 7680x4320
12_2 (Ultimate) DirectX 12_2 (Ultimate)
Yes Raytracing Yes
Yes DLSS / FSR Yes
No LED lighting LED No LED lighting

Supported Video Codecs

The support and acceleration of certain video codecs directly in the graphics card reduces the load when playing or creating videos.
Decode / Encode h264 Decode / Encode
Decode / Encode h265 / HEVC Decode / Encode
Decode AV1 Decode
Decode / Encode VP8 Decode / Encode
Decode / Encode VP9 Decode / Encode

Dimensions

The GIGABYTE Radeon RX 6400 D6 LOW PROFILE 4G is 182 mm long, 69 mm high and 36 mm wide.

The ASRock Radeon RX 6600 Challenger ITX is 179 mm long, 124 mm high and 40 mm wide.
182 mm Length 179 mm
69 mm Height 124 mm
36 mm Width 40 mm
2 PCIe-Slots Width (Slots) 2 PCIe-Slots
-- Weight --
PCIe 4.0 x 4 GPU Interface PCIe 4.0 x 8

Additional data

The GIGABYTE Radeon RX 6400 D6 LOW PROFILE 4G was released in Q2/2022 at a price of 159 $ (Reference).

The ASRock Radeon RX 6600 Challenger ITX was introduced in Q4/2021 at a price of 329 $ (Reference).
GV-R64D6-4GL Part-no RX6600 CLI 8G
Q2/2022 Release date Q4/2021
159 $ (Reference) Launch Price 329 $ (Reference)
6 nm Structure size 7 nm
data sheet Documents data sheet

Rate these graphics cards now

Here you can rate the GIGABYTE Radeon RX 6400 D6 LOW PROFILE 4G to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:
Here you can rate the ASRock Radeon RX 6600 Challenger ITX 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)

View all 3DMark Benchmark (DirectX, Raytracing) benchmark results

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)

2560x1440 (1440p)

1920x1080 (1080p)

View all Cyberpunk 2077 benchmark results

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)

1920x1080 (1080p)

View all The Last of Us Part 1 benchmark results

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)

View all Battlefield 5 benchmark results

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

View all Geekbench 6 (OpenCL, Vulkan, Metal) benchmark results

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)

View all FP32 Performance (Single-precision TFLOPS) benchmark results

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