SIDE-BY-SIDE HARDWARE AUDITZero Pricing • Objective Specification Advantage Highlighting
Lenovo ThinkPad X1 Carbon Gen 13 Aura Edition vs Lenovo ThinkPad T400 (Roll Cage Legend)
Compare processor microarchitectures, maximum GPU TGP, display color accuracy, RAM upgradability, and battery Watt-hours with automated win badge analysis.
Slot 1 • Lenovo2024
Lenovo ThinkPad X1 Carbon Gen 13 Aura Edition
14" OLED • 0.98 kg • x86_64
Slot 2 • Lenovo2008
Lenovo ThinkPad T400 (Roll Cage Legend)
14.1" TFT LCD • 2.13 kg • x86_64
Reasons to Choose Lenovo ThinkPad X1 Carbon Gen 13 Aura Edition
- ✓Lighter Chassis (0.98 kg vs 2.13 kg)
- ✓Thinner Profile (14.3 mm vs 27.6 mm)
- ✓Faster Display Refresh Rate (120Hz vs 60Hz)
- ✓Higher Peak Brightness (500nits vs 250nits)
- ✓Higher Max GPU TGP (30W vs 12W)
- ✓More Thunderbolt Ports (2ports vs 0ports)
Reasons to Choose Lenovo ThinkPad T400 (Roll Cage Legend)
- ✓Larger Battery Capacity (84Wh vs 57Wh)
- ✓Higher Charger Wattage (90W vs 65W)
- ✓User-Upgradable RAM SODIMM/LPCAMM2 (vs Soldered)
01.Platform & Compute Subsystem
Processor architecture, graphics envelope, and power ceilingProcessor / SoC
Intel Core Ultra 7 258V / 268V (Lunar Lake, 48 TOPS NPU)
Intel Core 2 Duo P8400 / P8600 / T9400 (Penryn 45nm, 3MB/6MB L2)
CPU Core Architecture
8-core / 8-thread (4 Lion Cove P-cores + 4 Skymont LP E-cores)
2-core / 2-thread (2.26 GHz up to 2.53 GHz)
ISA Architecture
x86_64
x86_64
Graphics Hardware
Intel Arc 140V Graphics (8 Xe2-cores @ 1.95GHz)
Switchable Graphics: ATI Mobility Radeon HD 3470 (256MB) / Intel GMA 4500MHD
Maximum Graphics TGP
30 W+18 W
12 W
Operating System
Windows 11 Pro 64-bit Copilot+ PC
Windows XP Professional / Windows Vista Business
02.Memory & Storage Upgradability
RAM capacity, SODIMM vs soldered, and NVMe expansionRAM Capacity Options
32 GB LPDDR5X-8533 (Memory on Package)
2 GB / 4 GB / 8 GB DDR3
RAM Technology / Speed
LPDDR5X-8533 On-Package Memory
DDR3-1066 MHz SODIMM
RAM Upgradability
Soldered Onboard
✅ User-Upgradable✅ Upgradable RAM
RAM Sockets / Form Factor
Memory-on-Package (MoP, Non-upgradable)
2x SO-DIMM (Upgradable to 8 GB)
M.2 SSD Expansion Slots
1 Slot
1 Slot
Storage Bus & Architecture
Single M.2 2280 PCIe 4.0 x4 NVMe SSD Slot
2.5-inch SATA II (3.0 Gbps) drive bay + Ultrabay Slim hot-swappable secondary drive
03.Display & Color Accuracy
Panel technology, screen resolution, refresh rate, and luminancePanel Technology
OLED
TFT LCD
Screen Diagonal Size
14 inches
14.1 inches
Aspect Ratio
16:10
16:10
Resolution
2880 × 1800 px (2.8K, 120Hz VRR)
1440 × 900 px (WXGA+ LED backlit display)
Display Refresh Rate
120 Hz+60 Hz
60 Hz
Color Gamut Coverage
100% DCI-P3 (DisplayHDR True Black 500)
60% sRGB
Peak Brightness
500 nits+250 nits
250 nits
04.Chassis, Thermals & Battery
Enclosure weight, profile thickness, battery capacity, and chargingChassis Weight
0.98 kg-1.15 kg lighter
2.13 kg
Chassis Thickness
14.3 mm-13.3 mm lighter
27.6 mm
Chassis Materials
Carbon-fiber reinforced polymer A-cover with magnesium alloy bottom chassis
Magnesium-alloy internal Roll Cage structure with carbon-fiber reinforced plastic lid
Cooling Solution
Dual ultra-thin aerodynamic fans with rear exhaust heatpipe
Copper heatsink with single high-durability quiet fan and intake vents
Battery Capacity
57 Wh
84 Wh+27 Wh
Bundled Charger Wattage
65 W
90 W+25 W
USB-C Power Delivery
Yes
No
05.I/O Ports & Connectivity
High-speed buses, external display outs, and media card readersPort Complement
2x Thunderbolt 4 / USB4 (40Gbps), 2x USB 3.2 Gen 1 Type-A, 1x HDMI 2.1, 3.5mm headphone combo jack
3x USB 2.0, VGA D-Sub video port, Gigabit Ethernet RJ-45, Modem RJ-11, IEEE 1394 FireWire 400, ExpressCard/54, 3.5mm mic in & headphone out, ThinkLight keyboard LED
Thunderbolt Ports
2x Thunderbolt+2 ports
None
HDMI Revision
HDMI 2.1 TMDS (Up to 4K @ 60Hz)
None (VGA & DisplayPort via optional Advanced Mini Dock)
Card Reader
None Reader
None Reader
3.5mm Headphone Jack
✅ Present
✅ Present
Wireless Networking
Intel Wi-Fi 7 BE201 802.11be, Bluetooth 5.4, Optional 5G Sub-6
Intel WiFi Link 5100/5300 802.11a/g/n, Bluetooth 2.1, Optional WWAN 3G
OPA Network Connected Intelligence
OPA RELEASE • RADARLaunch Tracker
Firmware, Ecosystem & Updates for Lenovo ThinkPad X1 Carbon Gen 13 Aura Edition & Lenovo ThinkPad T400 (Roll Cage Legend)
Track manufacturer firmware releases, RAW profile compatibility, software roadmap changes, and verified leak disclosures.
Explore on OPA Release
OPA VAULT • ASSETSValue Retention
Depreciation & Resale Advisory for Lenovo ThinkPad X1 Carbon Gen 13 Aura Edition & Lenovo ThinkPad T400 (Roll Cage Legend)
Examine laptop depreciation curves, secondary market residual values, and optimal upgrade timing before next-gen announcements.
Explore on OPA Vault